diff --git a/NSDictionary+OTRestRequestSerialization.h b/NSDictionary+OTRestRequestSerialization.h
index f6f658a4..33d7aa90 100644
--- a/NSDictionary+OTRestRequestSerialization.h
+++ b/NSDictionary+OTRestRequestSerialization.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 7/28/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/NSDictionary+OTRestRequestSerialization.m b/NSDictionary+OTRestRequestSerialization.m
index d0c8dbc6..4af19d73 100644
--- a/NSDictionary+OTRestRequestSerialization.m
+++ b/NSDictionary+OTRestRequestSerialization.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 7/28/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "NSDictionary+OTRestRequestSerialization.h"
diff --git a/OTRestClient.h b/OTRestClient.h
index dcfaa610..1778a9ce 100644
--- a/OTRestClient.h
+++ b/OTRestClient.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 7/28/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestRequest.h"
diff --git a/OTRestClient.m b/OTRestClient.m
index 0c600c15..212a3147 100644
--- a/OTRestClient.m
+++ b/OTRestClient.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 7/28/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestClient.h"
diff --git a/OTRestFramework.xcodeproj/project.pbxproj b/OTRestFramework.xcodeproj/project.pbxproj
index f89118c4..c2cf9ff9 100644
--- a/OTRestFramework.xcodeproj/project.pbxproj
+++ b/OTRestFramework.xcodeproj/project.pbxproj
@@ -35,6 +35,12 @@
 		255DE0F410FFAC0A00A85891 /* SystemConfiguration.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 255DE0F310FFAC0A00A85891 /* SystemConfiguration.framework */; };
 		255DE1B110FFB16800A85891 /* OTRestSpecResponseLoader.m in Sources */ = {isa = PBXBuildFile; fileRef = 255DE1B010FFB16800A85891 /* OTRestSpecResponseLoader.m */; };
 		255DE37810FFC26900A85891 /* OTRestClientSpec.m in Sources */ = {isa = PBXBuildFile; fileRef = 255DE37710FFC26900A85891 /* OTRestClientSpec.m */; };
+		255DE43211010EE700A85891 /* OTRestRequestSpec.m in Sources */ = {isa = PBXBuildFile; fileRef = 255DE43111010EE700A85891 /* OTRestRequestSpec.m */; };
+		255DE43B11010F8400A85891 /* OTRestResponseSpec.m in Sources */ = {isa = PBXBuildFile; fileRef = 255DE43A11010F8400A85891 /* OTRestResponseSpec.m */; };
+		255DE453110112DB00A85891 /* OCMock.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 255DE449110112DB00A85891 /* OCMock.framework */; };
+		255DE4931101134300A85891 /* OCMock.framework in CopyFiles */ = {isa = PBXBuildFile; fileRef = 255DE449110112DB00A85891 /* OCMock.framework */; };
+		255DE62B1104BA2B00A85891 /* OTRestModelMapperSpec.m in Sources */ = {isa = PBXBuildFile; fileRef = 3F6C3AD010FE76C1008F47C5 /* OTRestModelMapperSpec.m */; };
+		255DE62C1104BA2D00A85891 /* OTRestManagedModelSpec.m in Sources */ = {isa = PBXBuildFile; fileRef = 255DE03010FF9BDF00A85891 /* OTRestManagedModelSpec.m */; };
 		2580B068102E0F1000832D07 /* OTRestModelLoader.h in Headers */ = {isa = PBXBuildFile; fileRef = 2580B066102E0F1000832D07 /* OTRestModelLoader.h */; };
 		2580B069102E0F1000832D07 /* OTRestModelLoader.m in Sources */ = {isa = PBXBuildFile; fileRef = 2580B067102E0F1000832D07 /* OTRestModelLoader.m */; };
 		2580B0C7102E1EBC00832D07 /* libElementParser.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 3F4E18DB102DD31E00320118 /* libElementParser.a */; };
@@ -127,6 +133,13 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
+		255DE3C210FFC86D00A85891 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = 3F4E18D6102DD31E00320118 /* ElementParser.xcodeproj */;
+			proxyType = 2;
+			remoteGlobalIDString = 25FCE09E10360372005418A7;
+			remoteInfo = Tests;
+		};
 		3F4E18DA102DD31E00320118 /* PBXContainerItemProxy */ = {
 			isa = PBXContainerItemProxy;
 			containerPortal = 3F4E18D6102DD31E00320118 /* ElementParser.xcodeproj */;
@@ -178,6 +191,19 @@
 		};
 /* End PBXContainerItemProxy section */
 
+/* Begin PBXCopyFilesBuildPhase section */
+		255DE48A110112F500A85891 /* CopyFiles */ = {
+			isa = PBXCopyFilesBuildPhase;
+			buildActionMask = 2147483647;
+			dstPath = "$(BUILT_PRODUCTS_DIR)";
+			dstSubfolderSpec = 0;
+			files = (
+				255DE4931101134300A85891 /* OCMock.framework in CopyFiles */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXCopyFilesBuildPhase section */
+
 /* Begin PBXFileReference section */
 		2525EBE9106961DD0069EBED /* OTRestManagedObjectStore.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OTRestManagedObjectStore.h; sourceTree = "<group>"; };
 		2525EBEA106961DD0069EBED /* OTRestManagedObjectStore.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTRestManagedObjectStore.m; sourceTree = "<group>"; };
@@ -189,12 +215,16 @@
 		255DE05910FF9DA500A85891 /* OTRestModelManagerSpec.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTRestModelManagerSpec.m; sourceTree = "<group>"; };
 		255DE05C10FFA05800A85891 /* OTHuman.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OTHuman.h; sourceTree = "<group>"; };
 		255DE05D10FFA05800A85891 /* OTHuman.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTHuman.m; sourceTree = "<group>"; };
-		255DE0B610FFA52E00A85891 /* Data Model.xcdatamodel */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = wrapper.xcdatamodel; name = "Data Model.xcdatamodel"; path = "Models/Data Model.xcdatamodel"; sourceTree = "<group>"; };
+		255DE0B610FFA52E00A85891 /* Data Model.xcdatamodel */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = folder; path = "Data Model.xcdatamodel"; sourceTree = "<group>"; };
 		255DE0E110FFABA500A85891 /* CoreData.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreData.framework; path = System/Library/Frameworks/CoreData.framework; sourceTree = SDKROOT; };
 		255DE0F310FFAC0A00A85891 /* SystemConfiguration.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = SystemConfiguration.framework; path = System/Library/Frameworks/SystemConfiguration.framework; sourceTree = SDKROOT; };
 		255DE1AF10FFB16800A85891 /* OTRestSpecResponseLoader.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OTRestSpecResponseLoader.h; sourceTree = "<group>"; };
 		255DE1B010FFB16800A85891 /* OTRestSpecResponseLoader.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTRestSpecResponseLoader.m; sourceTree = "<group>"; };
 		255DE37710FFC26900A85891 /* OTRestClientSpec.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTRestClientSpec.m; sourceTree = "<group>"; };
+		255DE43111010EE700A85891 /* OTRestRequestSpec.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTRestRequestSpec.m; sourceTree = "<group>"; };
+		255DE43A11010F8400A85891 /* OTRestResponseSpec.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTRestResponseSpec.m; sourceTree = "<group>"; };
+		255DE449110112DB00A85891 /* OCMock.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = OCMock.framework; path = Support/OCMock.framework; sourceTree = "<group>"; };
+		255DE4A4110113B700A85891 /* OTRestSpecEnvironment.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OTRestSpecEnvironment.h; sourceTree = "<group>"; };
 		2580B066102E0F1000832D07 /* OTRestModelLoader.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OTRestModelLoader.h; sourceTree = "<group>"; };
 		2580B067102E0F1000832D07 /* OTRestModelLoader.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = OTRestModelLoader.m; sourceTree = "<group>"; };
 		25FCDDD91035BC85005418A7 /* OTRestManagedModel.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = OTRestManagedModel.h; sourceTree = "<group>"; };
@@ -298,6 +328,7 @@
 				3F6C3A9610FE7524008F47C5 /* UIKit.framework in Frameworks */,
 				255DE0E210FFABA500A85891 /* CoreData.framework in Frameworks */,
 				255DE0F410FFAC0A00A85891 /* SystemConfiguration.framework in Frameworks */,
+				255DE453110112DB00A85891 /* OCMock.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -356,6 +387,7 @@
 		255DE05B10FFA04200A85891 /* Models */ = {
 			isa = PBXGroup;
 			children = (
+				255DE0B610FFA52E00A85891 /* Data Model.xcdatamodel */,
 				255DE05C10FFA05800A85891 /* OTHuman.h */,
 				255DE05D10FFA05800A85891 /* OTHuman.m */,
 				3F032A7710FFB89100F35142 /* OTCat.h */,
@@ -373,10 +405,20 @@
 			children = (
 				255DE1AF10FFB16800A85891 /* OTRestSpecResponseLoader.h */,
 				255DE1B010FFB16800A85891 /* OTRestSpecResponseLoader.m */,
+				255DE4A4110113B700A85891 /* OTRestSpecEnvironment.h */,
 			);
 			path = Support;
 			sourceTree = "<group>";
 		};
+		255DE43011010ED400A85891 /* Core */ = {
+			isa = PBXGroup;
+			children = (
+				255DE43111010EE700A85891 /* OTRestRequestSpec.m */,
+				255DE43A11010F8400A85891 /* OTRestResponseSpec.m */,
+			);
+			name = Core;
+			sourceTree = "<group>";
+		};
 		2580B1AA102F72D700832D07 /* Dependencies */ = {
 			isa = PBXGroup;
 			children = (
@@ -457,6 +499,7 @@
 			isa = PBXGroup;
 			children = (
 				3F4E18DB102DD31E00320118 /* libElementParser.a */,
+				255DE3C310FFC86D00A85891 /* Tests.octest */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -498,14 +541,15 @@
 		3F6C3A9210FE750E008F47C5 /* Specs */ = {
 			isa = PBXGroup;
 			children = (
+				255DE43011010ED400A85891 /* Core */,
 				255DE0A110FFA43A00A85891 /* Support */,
 				255DE05B10FFA04200A85891 /* Models */,
 				3F6C3AD010FE76C1008F47C5 /* OTRestModelMapperSpec.m */,
 				255DE03010FF9BDF00A85891 /* OTRestManagedModelSpec.m */,
 				255DE05910FF9DA500A85891 /* OTRestModelManagerSpec.m */,
 				3F6C3A9310FE7519008F47C5 /* main.m */,
-				255DE0B610FFA52E00A85891 /* Data Model.xcdatamodel */,
 				255DE37710FFC26900A85891 /* OTRestClientSpec.m */,
+				255DE449110112DB00A85891 /* OCMock.framework */,
 			);
 			path = Specs;
 			sourceTree = "<group>";
@@ -623,6 +667,7 @@
 				3F6C39A210FE5C95008F47C5 /* Sources */,
 				3F6C39A310FE5C95008F47C5 /* Frameworks */,
 				255DE2B810FFBFBF00A85891 /* ShellScript */,
+				255DE48A110112F500A85891 /* CopyFiles */,
 			);
 			buildRules = (
 			);
@@ -684,6 +729,13 @@
 /* End PBXProject section */
 
 /* Begin PBXReferenceProxy section */
+		255DE3C310FFC86D00A85891 /* Tests.octest */ = {
+			isa = PBXReferenceProxy;
+			fileType = wrapper.cfbundle;
+			path = Tests.octest;
+			remoteRef = 255DE3C210FFC86D00A85891 /* PBXContainerItemProxy */;
+			sourceTree = BUILT_PRODUCTS_DIR;
+		};
 		3F4E18DB102DD31E00320118 /* libElementParser.a */ = {
 			isa = PBXReferenceProxy;
 			fileType = archive.ar;
@@ -815,6 +867,10 @@
 				3F032AA810FFBBCD00F35142 /* OTHouse.m in Sources */,
 				3F032AAB10FFBC1F00F35142 /* OTResident.m in Sources */,
 				255DE37810FFC26900A85891 /* OTRestClientSpec.m in Sources */,
+				255DE43211010EE700A85891 /* OTRestRequestSpec.m in Sources */,
+				255DE43B11010F8400A85891 /* OTRestResponseSpec.m in Sources */,
+				255DE62B1104BA2B00A85891 /* OTRestModelMapperSpec.m in Sources */,
+				255DE62C1104BA2D00A85891 /* OTRestManagedModelSpec.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -1008,6 +1064,10 @@
 				BUILD_STYLE = Debug;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				COPY_PHASE_STRIP = NO;
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(inherited)",
+					"\"$(SRCROOT)/Specs/Support\"",
+				);
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
@@ -1035,6 +1095,10 @@
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				COPY_PHASE_STRIP = YES;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(inherited)",
+					"\"$(SRCROOT)/Specs/Support\"",
+				);
 				GCC_ENABLE_FIX_AND_CONTINUE = NO;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "$(SYSTEM_LIBRARY_DIR)/Frameworks/UIKit.framework/Headers/UIKit.h";
diff --git a/OTRestManagedModel.h b/OTRestManagedModel.h
index b3cae586..73b81c18 100644
--- a/OTRestManagedModel.h
+++ b/OTRestManagedModel.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/14/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/OTRestManagedModel.m b/OTRestManagedModel.m
index ae519548..04ab0b24 100644
--- a/OTRestManagedModel.m
+++ b/OTRestManagedModel.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/14/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestManagedModel.h"
diff --git a/OTRestManagedObjectStore.h b/OTRestManagedObjectStore.h
index 9d3d2b49..3d71d1c0 100644
--- a/OTRestManagedObjectStore.h
+++ b/OTRestManagedObjectStore.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 9/22/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <CoreData/CoreData.h>
diff --git a/OTRestManagedObjectStore.m b/OTRestManagedObjectStore.m
index 1c383862..f16f994a 100644
--- a/OTRestManagedObjectStore.m
+++ b/OTRestManagedObjectStore.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 9/22/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestManagedObjectStore.h"
diff --git a/OTRestModelLoader.h b/OTRestModelLoader.h
index ea87d39b..badca19f 100644
--- a/OTRestModelLoader.h
+++ b/OTRestModelLoader.h
@@ -3,15 +3,33 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/8/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
 #import "OTRestModelMapper.h"
 
+@class OTRestRequest;
+@class OTRestResponse;
+
+@protocol OTRestModelLoaderDelegate
+
+/**
+ * Invoked when a request sent through the model manager encounters an error. The model will be nil if the request was
+ * not dispatched with a model object instance
+ */
+- (void)modelLoaderRequest:(OTRestRequest*)request didFailWithError:(NSError*)error response:(OTRestResponse*)response model:(id<OTRestModelMappable>)model;
+
+/**
+ * Invoked when a request sent through the model manager returns an error message from the server. 
+ */
+- (void)modelLoaderRequest:(OTRestRequest*)request didReturnErrorMessage:(NSString*)errorMessage response:(OTRestResponse*)response model:(id<OTRestModelMappable>)model;
+
+@end
+
 @interface OTRestModelLoader : NSObject {
 	OTRestModelMapper* _mapper;
-	id _delegate;
+	NSObject<OTRestModelLoaderDelegate>* _delegate;
 	SEL _callback;
 }
 
diff --git a/OTRestModelLoader.m b/OTRestModelLoader.m
index 094aba01..fe4fdd0a 100644
--- a/OTRestModelLoader.m
+++ b/OTRestModelLoader.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/8/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestModelLoader.h"
@@ -29,16 +29,46 @@
 	return @selector(loadModelsFromResponse:);
 }
 
+- (BOOL)processResponse:(OTRestResponse*)response {
+	NSString* errorMessage;
+	OTRestRequest* request = response.request;
+	if ([response isFailure]) {
+		[_delegate modelLoaderRequest:response.request didFailWithError:response.failureError response:response model:(id<OTRestModelMappable>)request.userData];
+		return YES;
+	} else if ([response isClientError]) {
+		if ([response isXML]) {
+			errorMessage = [[(Element*)[response payloadXMLDocument] selectElement:@"error"] contentsText];
+		} else if ([response isJSON]) {
+			// TODO - Need to test!!!
+			errorMessage = [[response payloadJSONDictionary] objectForKey:@"error"];
+		}
+		if (nil == errorMessage) {
+			errorMessage = [response payloadString];
+		}
+		[_delegate modelLoaderRequest:response.request didReturnErrorMessage:errorMessage response:response model:(id<OTRestModelMappable>)request.userData];
+		return YES;
+	} else if ([response isServerError]) {
+		errorMessage = [response payloadString];
+		[_delegate modelLoaderRequest:response.request didReturnErrorMessage:errorMessage response:response model:(id<OTRestModelMappable>)request.userData];
+		return YES;
+	}
+	
+	return NO;
+}
+
 - (void)loadModelFromResponse:(OTRestResponse*)response {
-	NSLog(@"Attempting to build model from response: %@", [response payloadString]);
-	// TODO: This needs to handle errors!!!
-	id model = [_mapper buildModelFromString:[response payloadString]];	
-	[_delegate performSelector:self.callback withObject:model];
+	if (NO == [self processResponse:response] && [response isSuccessful]) {
+		id model = [_mapper buildModelFromString:[response payloadString]];	
+		[_delegate performSelector:self.callback withObject:model];
+	}
+	// TODO - What do we do???
 }
 
 - (void)loadModelsFromResponse:(OTRestResponse*)response {
-	NSArray* models = [_mapper buildModelsFromString:[response payloadString]];
-	[_delegate performSelector:self.callback withObject:models];
+	if (NO == [self processResponse:response] && [response isSuccessful]) {
+		NSArray* models = [_mapper buildModelsFromString:[response payloadString]];
+		[_delegate performSelector:self.callback withObject:models];
+	}
 }
 
 @end
diff --git a/OTRestModelManager.h b/OTRestModelManager.h
index d2697a33..4863c634 100644
--- a/OTRestModelManager.h
+++ b/OTRestModelManager.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/14/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestModelMapper.h"
diff --git a/OTRestModelManager.m b/OTRestModelManager.m
index bd844970..37b001c7 100644
--- a/OTRestModelManager.m
+++ b/OTRestModelManager.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/14/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestModelManager.h"
@@ -69,7 +69,7 @@ static OTRestModelManager* sharedManager = nil;
 - (void)registerModel:(Class<OTRestModelMappable>)class forElementNamed:(NSString*)elementName {
 	[_mapper registerModel:class forElementNamed:elementName];
 }
-
+ 
 /**
  * Load a model from a restful resource and invoke the callback
  */
diff --git a/OTRestModelMappableProtocol.h b/OTRestModelMappableProtocol.h
index 27f36dc8..4fdfce73 100644
--- a/OTRestModelMappableProtocol.h
+++ b/OTRestModelMappableProtocol.h
@@ -3,7 +3,7 @@
  *  OTRestFramework
  *
  *  Created by Blake Watters on 8/14/09.
- *  Copyright 2009 Objective 3. All rights reserved.
+ *  Copyright 2009 Two Toasters. All rights reserved.
  *
  */
 
@@ -46,6 +46,16 @@
  */
 - (NSString*)resourcePath;
 
+/**
+ * The path to the RESTful resource collection this object belongs to. i.e. /books
+ */
+- (NSString*)collectionPath;
+
+/**
+ * The path to the RESTful resource this object represents. i.e. /books/1
+ */
+- (NSString*)memberPath;
+
 /**
  * Must return the put/post params for the instance
  */
diff --git a/OTRestModelMapper.h b/OTRestModelMapper.h
index 1ed60206..14bad006 100644
--- a/OTRestModelMapper.h
+++ b/OTRestModelMapper.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/14/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/OTRestModelMapper.m b/OTRestModelMapper.m
index 9848ac73..10c3e2ad 100644
--- a/OTRestModelMapper.m
+++ b/OTRestModelMapper.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/14/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 // #import <objc/objc-runtime.h>
diff --git a/OTRestModelMapperTest.h b/OTRestModelMapperTest.h
index 14fc6ede..7fffe762 100644
--- a/OTRestModelMapperTest.h
+++ b/OTRestModelMapperTest.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/17/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 //  See Also: http://developer.apple.com/iphone/library/documentation/Xcode/Conceptual/iphone_development/135-Unit_Testing_Applications/unit_testing_applications.html
 
diff --git a/OTRestModelMapperTest.m b/OTRestModelMapperTest.m
index 35df83da..91180738 100644
--- a/OTRestModelMapperTest.m
+++ b/OTRestModelMapperTest.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/17/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestModelMapperTest.h"
diff --git a/OTRestModelMapper_Private.h b/OTRestModelMapper_Private.h
index e89361aa..72c9ffe2 100644
--- a/OTRestModelMapper_Private.h
+++ b/OTRestModelMapper_Private.h
@@ -3,7 +3,7 @@
  *  OTRestFramework
  *
  *  Created by Jeremy Ellison on 8/18/09.
- *  Copyright 2009 Objective3. All rights reserved.
+ *  Copyright 2009 Two Toasters. All rights reserved.
  *
  */
 
diff --git a/OTRestNotifications.h b/OTRestNotifications.h
index ca82e2ba..87c30de2 100644
--- a/OTRestNotifications.h
+++ b/OTRestNotifications.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 9/24/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/OTRestNotifications.m b/OTRestNotifications.m
index 51fe1074..40e439fa 100644
--- a/OTRestNotifications.m
+++ b/OTRestNotifications.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 9/24/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestNotifications.h"
diff --git a/OTRestParams.h b/OTRestParams.h
index cd274714..91ce17f7 100644
--- a/OTRestParams.h
+++ b/OTRestParams.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/3/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/OTRestParams.m b/OTRestParams.m
index 1f7299e5..ff43f20d 100644
--- a/OTRestParams.m
+++ b/OTRestParams.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/3/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestParams.h"
diff --git a/OTRestParamsAttachment.h b/OTRestParamsAttachment.h
index b86fb561..f5eacb4c 100644
--- a/OTRestParamsAttachment.h
+++ b/OTRestParamsAttachment.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/6/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/OTRestParamsAttachment.m b/OTRestParamsAttachment.m
index 55a03a86..56aca7f6 100644
--- a/OTRestParamsAttachment.m
+++ b/OTRestParamsAttachment.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/6/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestParamsAttachment.h"
diff --git a/OTRestParamsDataAttachment.h b/OTRestParamsDataAttachment.h
index c1689607..86762d85 100644
--- a/OTRestParamsDataAttachment.h
+++ b/OTRestParamsDataAttachment.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/6/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestParamsAttachment.h"
diff --git a/OTRestParamsDataAttachment.m b/OTRestParamsDataAttachment.m
index 839f8891..97efd05d 100644
--- a/OTRestParamsDataAttachment.m
+++ b/OTRestParamsDataAttachment.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/6/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestParamsDataAttachment.h"
diff --git a/OTRestParamsFileAttachment.h b/OTRestParamsFileAttachment.h
index b91ccf72..4528b429 100644
--- a/OTRestParamsFileAttachment.h
+++ b/OTRestParamsFileAttachment.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/6/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestParamsAttachment.h"
diff --git a/OTRestParamsFileAttachment.m b/OTRestParamsFileAttachment.m
index 5abfa73b..da725f20 100644
--- a/OTRestParamsFileAttachment.m
+++ b/OTRestParamsFileAttachment.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/6/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestParamsFileAttachment.h"
diff --git a/OTRestRequest.h b/OTRestRequest.h
index c8b44c73..776ba71f 100644
--- a/OTRestRequest.h
+++ b/OTRestRequest.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 7/27/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
@@ -17,6 +17,7 @@
 	NSObject<OTRestRequestSerializable>* _params;
 	id _delegate;
 	SEL _callback;
+	id _userData;
 }
 
 @property(nonatomic, readonly) NSURL* URL;
@@ -41,6 +42,11 @@
  */
 @property(nonatomic, assign) SEL callback;
 
+/**
+ * An opaque pointer to associate user defined data with the request.
+ */
+@property(nonatomic, assign) id userData;
+
 /**
  * A Dictionary of additional HTTP Headers to send with the request
  */
diff --git a/OTRestRequest.m b/OTRestRequest.m
index ef792620..205718bc 100644
--- a/OTRestRequest.m
+++ b/OTRestRequest.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 7/27/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestRequest.h"
@@ -14,7 +14,7 @@
 @implementation OTRestRequest
 
 @synthesize URL = _URL, URLRequest = _URLRequest, delegate = _delegate, callback = _callback, additionalHTTPHeaders = _additionalHTTPHeaders,
-			params = _params;
+			params = _params, userData = _userData;
 
 + (OTRestRequest*)requestWithURL:(NSURL*)URL delegate:(id)delegate callback:(SEL)callback {
 	OTRestRequest* request = [[OTRestRequest alloc] initWithURL:URL delegate:delegate callback:callback];
diff --git a/OTRestRequestSerializable.h b/OTRestRequestSerializable.h
index 12d4a2b6..2d421409 100644
--- a/OTRestRequestSerializable.h
+++ b/OTRestRequestSerializable.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 8/3/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 /*
diff --git a/OTRestResponse.h b/OTRestResponse.h
index 65fc8bce..7bad8d9f 100644
--- a/OTRestResponse.h
+++ b/OTRestResponse.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 7/28/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
@@ -14,7 +14,7 @@
 	OTRestRequest* _request;
 	NSHTTPURLResponse* _httpURLResponse;
 	NSMutableData* _payload;
-	NSError* _error;
+	NSError* _failureError;
 }
 
 /**
@@ -48,9 +48,9 @@
 @property(nonatomic, readonly) NSData* payload;
 
 /**
- * The error returned if the url connection fails
+ * The error returned if the URL connection fails
  */
-@property(nonatomic, readonly) NSError* error;
+@property(nonatomic, readonly) NSError* failureError;
 
 
 /**
@@ -74,10 +74,109 @@
 - (DocumentRoot*)payloadXMLDocument;
 
 /**
- * Will determine if there is an error object and use it's localized message
- * or
- * take the first <error> element out of the returned document.
+ * Parse the response into a dictionary from JSON
  */
-- (NSString*)errorDescription;
+- (NSDictionary*)payloadJSONDictionary;
+
+/**
+ * Will determine if there is an error object and use it's localized message
+ */
+- (NSString*)failureErrorDescription;
+
+/**
+ * Indicates that the connection failed to reach the remote server. The details of the failure
+ * are available on the failureError reader.
+ */
+- (BOOL)isFailure;
+
+/**
+ * Indicates an invalid HTTP response code less than 100 or greater than 600
+ */
+- (BOOL)isInvalid;
+
+/**
+ * Indicates an HTTP response code between 100 and 199
+ */
+- (BOOL)isInformational;
+
+/**
+ * Indicates an HTTP response code between 200 and 299
+ */
+- (BOOL)isSuccessful;
+
+/**
+ * Indicates an HTTP response code between 300 and 399
+ */
+- (BOOL)isRedirection;
+
+/**
+ * Indicates an HTTP response code between 400 and 499
+ */
+- (BOOL)isClientError;
+
+/**
+ * Indicates an HTTP response code between 500 and 599
+ */
+- (BOOL)isServerError;
+
+/**
+ * Indicates that the response is either a server or a client error
+ */
+- (BOOL)isError;
+
+/**
+ * Indicates an HTTP response code of 200
+ */
+- (BOOL)isOK;
+
+/**
+ * Indicates an HTTP response code of 201
+ */
+- (BOOL)isCreated;
+
+/**
+ * Indicates an HTTP response code of 403
+ */
+- (BOOL)isForbidden;
+
+/**
+ * Indicates an HTTP response code of 404
+ */
+- (BOOL)isNotFound;
+
+/**
+ * Indicates an HTTP response code of 301, 302, 303 or 307
+ */
+- (BOOL)isRedirect;
+
+/**
+ * Indicates an empty HTTP response code of 201, 204, or 304
+ */
+- (BOOL)isEmpty;
+
+/**
+ * Returns the value of 'Content-Type' HTTP header
+ */
+- (NSString*)contentType;
+
+/**
+ * Returns the value of the 'Content-Length' HTTP header
+ */
+- (NSString*)contentLength;
+
+/**
+ * Returns the value of the 'Location' HTTP Header
+ */
+- (NSString*)location;
+
+/**
+ * True when the server turned an XML response (MIME type is application/xml)
+ */
+- (BOOL)isXML;
+
+/**
+ * True when the server turned an XML response (MIME type is application/json)
+ */
+- (BOOL)isJSON;
 
 @end
diff --git a/OTRestResponse.m b/OTRestResponse.m
index 60186f1e..8fd5b5b8 100644
--- a/OTRestResponse.m
+++ b/OTRestResponse.m
@@ -3,20 +3,21 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 7/28/09.
-//  Copyright 2009 Objective 3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "OTRestResponse.h"
 #import "OTRestNotifications.h"
+#import "SBJSON.h"
 
 @implementation OTRestResponse
 
-@synthesize payload = _payload, request = _request, error = _error;
+@synthesize payload = _payload, request = _request, failureError = _failureError;
 
 - (id)init {
 	if (self = [super init]) {
 		_payload = [[NSMutableData alloc] init];
-		_error = nil;
+		_failureError = nil;
 	}
 	
 	return self;
@@ -33,7 +34,7 @@
 	[_httpURLResponse release];
 	[_payload release];
 	[_request release];
-	[_error release];
+	[_failureError release];
 	[super dealloc];
 }
 
@@ -54,7 +55,7 @@
 }
 
 - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
-	_error = [error retain];
+	_failureError = [error retain];
 	[[_request delegate] performSelector:[_request callback] withObject:self];
 }
 
@@ -70,18 +71,16 @@
 	return [DocumentRoot parseXML:[self payloadString]];
 }
 
-- (NSString*)errorDescription {
-	NSString* desc;
-	if (_error != nil) {
-		desc = [_error localizedDescription];
+- (NSDictionary*)payloadJSONDictionary {
+	return [[[[SBJSON alloc] init] autorelease] objectWithString:[self payloadString]];
+}
+
+- (NSString*)failureErrorDescription {
+	if ([self isFailure]) {
+		return [_failureError localizedDescription];
 	} else {
-		NSString* contentsText = [[(Element*)[self payloadXMLDocument] selectElement:@"error"] contentsText];
-		if (contentsText == nil) {
-			contentsText = @"";
-		}
-		desc = [NSString stringWithFormat:@"#%d  %@", [self statusCode], contentsText];
+		return nil;				
 	}
-	return desc;
 }
 
 - (NSURL*)URL {
@@ -100,4 +99,80 @@
 	return [_httpURLResponse allHeaderFields];
 }
 
+- (BOOL)isFailure {
+	return (nil != _failureError);
+}
+
+- (BOOL)isInvalid {
+	return ([self statusCode] < 100 || [self statusCode] > 600);
+}
+
+- (BOOL)isInformational {
+	return ([self statusCode] >= 100 && [self statusCode] < 200);
+}
+
+- (BOOL)isSuccessful {
+	return ([self statusCode] >= 200 && [self statusCode] < 300);
+}
+
+- (BOOL)isRedirection {
+	return ([self statusCode] >= 300 && [self statusCode] < 400);
+}
+
+- (BOOL)isClientError {
+	return ([self statusCode] >= 400 && [self statusCode] < 500);
+}
+
+- (BOOL)isServerError {
+	return ([self statusCode] >= 500 && [self statusCode] < 600);
+}
+
+- (BOOL)isError {
+	return ([self isClientError] || [self isServerError]);
+}
+
+- (BOOL)isOK {
+	return ([self statusCode] == 200);
+}
+
+- (BOOL)isCreated {
+	return ([self statusCode] == 201);
+}
+
+- (BOOL)isForbidden {
+	return ([self statusCode] == 403);
+}
+
+- (BOOL)isNotFound {
+	return ([self statusCode] == 404);
+}
+
+- (BOOL)isRedirect {
+	return ([self statusCode] == 301 || [self statusCode] == 302 || [self statusCode] == 303 || [self statusCode] == 307);
+}
+
+- (BOOL)isEmpty {
+	return ([self statusCode] == 201 || [self statusCode] == 204 || [self statusCode] == 304);
+}
+
+- (NSString*)contentType {
+	return ([[self allHeaderFields] objectForKey:@"Content-Type"]);
+}
+
+- (NSString*)contentLength {
+	return ([[self allHeaderFields] objectForKey:@"Content-Length"]);
+}
+
+- (NSString*)location {
+	return ([[self allHeaderFields] objectForKey:@"Location"]);
+}
+
+- (BOOL)isXML {
+	return [[self contentType] isEqualToString:@"application/xml"];
+}
+
+- (BOOL)isJSON {
+	return [[self contentType] isEqualToString:@"application/json"];
+}
+
 @end
diff --git a/Specs/Models/OTHuman.h b/Specs/Models/OTHuman.h
index 2fb66bc3..c51248a8 100644
--- a/Specs/Models/OTHuman.h
+++ b/Specs/Models/OTHuman.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 1/14/10.
-//  Copyright 2010 Objective 3. All rights reserved.
+//  Copyright 2010 Two Toasters. All rights reserved.
 //
 
 #import "OTRestManagedModel.h"
diff --git a/Specs/Models/OTHuman.m b/Specs/Models/OTHuman.m
index 3b04a496..75f52bc4 100644
--- a/Specs/Models/OTHuman.m
+++ b/Specs/Models/OTHuman.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 1/14/10.
-//  Copyright 2010 Objective 3. All rights reserved.
+//  Copyright 2010 Two Toasters. All rights reserved.
 //
 
 #import "OTHuman.h"
diff --git a/Specs/OTRestClientSpec.m b/Specs/OTRestClientSpec.m
index ef1df01b..1e557c9a 100644
--- a/Specs/OTRestClientSpec.m
+++ b/Specs/OTRestClientSpec.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 1/14/10.
-//  Copyright 2010 Objective 3. All rights reserved.
+//  Copyright 2010 Two Toasters. All rights reserved.
 //
 
 
diff --git a/Specs/OTRestManagedModelSpec.m b/Specs/OTRestManagedModelSpec.m
index ef7c11be..ec779651 100644
--- a/Specs/OTRestManagedModelSpec.m
+++ b/Specs/OTRestManagedModelSpec.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 1/14/10.
-//  Copyright 2010 Objective 3. All rights reserved.
+//  Copyright 2010 Two Toasters. All rights reserved.
 //
 
 
@@ -11,7 +11,7 @@
 #import "dsl/UIExpectation.h"
 
 #import "OTRestModelManager.h"
-#import "Human.h"
+#import "OTHuman.h"
 
 @interface OTRestManagedModelSpec : NSObject <UISpec> {
 	
diff --git a/Specs/OTRestModelManagerSpec.m b/Specs/OTRestModelManagerSpec.m
index 091883aa..cb4180fd 100644
--- a/Specs/OTRestModelManagerSpec.m
+++ b/Specs/OTRestModelManagerSpec.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 1/14/10.
-//  Copyright 2010 Objective 3. All rights reserved.
+//  Copyright 2010 Two Toasters. All rights reserved.
 //
 
 #import "UISpec.h"
@@ -28,36 +28,9 @@
 	_modelManager = [OTRestModelManager managerWithBaseURL:localBaseURL];
 	_modelManager.objectStore = [[OTRestManagedObjectStore alloc] initWithStoreFilename:@"OTRest_Specs.sqlite"];
 	[_modelManager registerModel:[OTHuman class] forElementNamed:@"human"];
-	// TODO: Set the accept header...
-	
 	_responseLoader	= [[OTRestSpecResponseLoader alloc] init];
 }
 
-- (void)itShouldLoadAHuman {
-	NSLog(@"Model Manager: %@", _modelManager);
-	NSLog(@"Response Loader: %@", _responseLoader);
-	OTRestRequest* request = [_modelManager loadModel:@"/humans/1" delegate:_responseLoader callback:@selector(loadResponse:)];
-	NSLog(@"Request: %@", request);
-	[_responseLoader waitForResponse];
-	OTHuman* blake = (OTHuman*) _responseLoader.response;
-	[expectThat(blake.name) should:be(@"Blake Watters")];
-}
-
-- (void)itShouldLoadAllHumans {
-	OTRestRequest* request = [_modelManager loadModels:@"/humans" delegate:_responseLoader callback:@selector(loadResponse:)];
-	NSLog(@"Request: %@", request);
-	[_responseLoader waitForResponse];
-	NSArray* humans = (NSArray*) _responseLoader.response;
-	[expectThat([humans count]) should:be(4)];
-	[expectThat([[humans objectAtIndex:0] class]) should:be([OTHuman class])];
-}
-
-- (void)itShouldLoadHumansInPages {
-}
-
-- (void)itShouldHandleConnectionFailures {
-}
-
 - (void)itShouldDefaultToAnXMLMappingFormat {	
 	[expectThat(_modelManager.format) should:be(OTRestMappingFormatXML)];
 }
@@ -69,4 +42,30 @@
 	[expectThat([_modelManager.client.HTTPHeaders valueForKey:@"Accept"]) should:be(@"application/json")];
 }
 
+- (void)itShouldHandleConnectionFailures {
+	NSString* localBaseURL = [NSString stringWithFormat:@"http://%s:3001", getenv("OTREST_IP_ADDRESS")];
+	OTRestModelManager* modelManager = [OTRestModelManager managerWithBaseURL:localBaseURL];
+	[modelManager loadModel:@"/humans/1" delegate:_responseLoader callback:@selector(loadResponse:)];
+	[_responseLoader waitForResponse];
+	[expectThat(_responseLoader.success) should:be(NO)];
+}
+
+- (void)itShouldLoadAHuman {
+	[_modelManager loadModel:@"/humans/1" delegate:_responseLoader callback:@selector(loadResponse:)];
+	[_responseLoader waitForResponse];
+	OTHuman* blake = (OTHuman*) _responseLoader.response;
+	[expectThat(blake.name) should:be(@"Blake Watters")];
+}
+
+- (void)itShouldLoadAllHumans {
+	[_modelManager loadModels:@"/humans" delegate:_responseLoader callback:@selector(loadResponse:)];
+	[_responseLoader waitForResponse];
+	NSArray* humans = (NSArray*) _responseLoader.response;
+	[expectThat([humans count]) should:be(4)];
+	[expectThat([[humans objectAtIndex:0] class]) should:be([OTHuman class])];
+}
+
+- (void)itShouldLoadHumansInPages {
+}
+
 @end
diff --git a/Specs/OTRestModelMapperSpec.m b/Specs/OTRestModelMapperSpec.m
index 9cffe6c2..64f6aeb2 100644
--- a/Specs/OTRestModelMapperSpec.m
+++ b/Specs/OTRestModelMapperSpec.m
@@ -3,7 +3,7 @@
 //  Cash Register
 //
 //  Created by Jeremy Ellison on 12/8/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 
diff --git a/Specs/Support/OTRestSpecResponseLoader.h b/Specs/Support/OTRestSpecResponseLoader.h
index 17723116..bf0cdba0 100644
--- a/Specs/Support/OTRestSpecResponseLoader.h
+++ b/Specs/Support/OTRestSpecResponseLoader.h
@@ -3,20 +3,32 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 1/14/10.
-//  Copyright 2010 Objective 3. All rights reserved.
+//  Copyright 2010 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
+#import "OTRestModelLoader.h"
 
-
-@interface OTRestSpecResponseLoader : NSObject {
+@interface OTRestSpecResponseLoader : NSObject <OTRestModelLoaderDelegate> {
 	BOOL _awaitingResponse;
+	BOOL _success;
 	id _response;
+	NSError* _failureError;
+	NSString* _errorMessage;
 }
 
 // The object that was loaded from the web request
 @property (nonatomic, readonly) id response;
 
+// True when the response is success
+@property (nonatomic, readonly) BOOL success;
+
+// The error that was returned from a failure to connect
+@property (nonatomic, readonly) NSError* failureError;
+
+// The error message returned by the server
+@property (nonatomic, readonly) NSString* errorMessage;
+
 // Wait for a response to load
 - (void)waitForResponse;
 - (void)loadResponse:(id)response;
diff --git a/Specs/Support/OTRestSpecResponseLoader.m b/Specs/Support/OTRestSpecResponseLoader.m
index b62f1967..2548e766 100644
--- a/Specs/Support/OTRestSpecResponseLoader.m
+++ b/Specs/Support/OTRestSpecResponseLoader.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Blake Watters on 1/14/10.
-//  Copyright 2010 Objective 3. All rights reserved.
+//  Copyright 2010 Two Toasters. All rights reserved.
 //
 
 #import "OTRestSpecResponseLoader.h"
@@ -12,9 +12,14 @@
 @implementation OTRestSpecResponseLoader
 
 @synthesize response = _response;
+@synthesize failureError = _failureError;
+@synthesize errorMessage = _errorMessage;
+@synthesize success = _success;
 
 - (void)dealloc {
 	[_response release];
+	[_failureError release];
+	[_errorMessage release];
 	[super dealloc];
 }
 
@@ -30,6 +35,19 @@
 	NSLog(@"The response: %@", response);
 	_response = [response retain];
 	_awaitingResponse = NO;
+	_success = YES;
+}
+
+- (void)modelLoaderRequest:(OTRestRequest*)request didFailWithError:(NSError*)error response:(OTRestResponse*)response model:(id<OTRestModelMappable>)model {
+	_awaitingResponse = NO;
+	_success = NO;
+	_failureError = [error retain];
+}
+
+- (void)modelLoaderRequest:(OTRestRequest*)request didReturnErrorMessage:(NSString*)errorMessage response:(OTRestResponse*)response model:(id<OTRestModelMappable>)model {
+	_awaitingResponse = NO;
+	_success = NO;
+	_errorMessage = [errorMessage retain];
 }
 
 @end
diff --git a/Specs/Support/set_ip_address.scpt b/Specs/Support/set_ip_address.scpt
index 14ae5808..d8c2a6d0 100644
Binary files a/Specs/Support/set_ip_address.scpt and b/Specs/Support/set_ip_address.scpt differ
diff --git a/Specs/main.m b/Specs/main.m
index 2c86dc5f..a9553df1 100644
--- a/Specs/main.m
+++ b/Specs/main.m
@@ -3,7 +3,7 @@
 //  Cash Register
 //
 //  Created by Jeremy Ellison on 12/7/09.
-//  Copyright Objective3 2009. All rights reserved.
+//  Copyright Two Toasters 2009. All rights reserved.
 //
 
 #import <UIKit/UIKit.h>
diff --git a/TestSerialization.h b/TestSerialization.h
index 4e0c53e3..0edf3946 100644
--- a/TestSerialization.h
+++ b/TestSerialization.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/17/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/TestSerialization.m b/TestSerialization.m
index 0342b4c8..a31826c1 100644
--- a/TestSerialization.m
+++ b/TestSerialization.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/17/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "TestSerialization.h"
diff --git a/TestSerializationAssociation.h b/TestSerializationAssociation.h
index 9c3a324b..95b02394 100644
--- a/TestSerializationAssociation.h
+++ b/TestSerializationAssociation.h
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/17/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import <Foundation/Foundation.h>
diff --git a/TestSerializationAssociation.m b/TestSerializationAssociation.m
index bc7f6ee3..631ef984 100644
--- a/TestSerializationAssociation.m
+++ b/TestSerializationAssociation.m
@@ -3,7 +3,7 @@
 //  OTRestFramework
 //
 //  Created by Jeremy Ellison on 8/17/09.
-//  Copyright 2009 Objective3. All rights reserved.
+//  Copyright 2009 Two Toasters. All rights reserved.
 //
 
 #import "TestSerializationAssociation.h"