Use a resources bundle to store the data model in CocoaPods.

Mobile Buy SDK/Mobile Buy SDK/Models/BUYModelManager.m

@@ -39,6 +39,11 @@ NSString * const BUYDeliveryRangeTransformerName = @"BUYDeliveryRange";
 NSString * const BUYFlatArrayTransformerName = @"BUYFlatArray";
 NSString * const BUYProductTagsTransformerName = @"BUYProductTags";
 
+@interface NSBundle (BUYAdditions)
++ (instancetype)frameworkBundle;
++ (instancetype)resourcesBundle;
+@end
+
 @interface BUYModelManager ()
 @property (nonatomic, strong) NSManagedObjectModel *model;
 @end
@@ -57,7 +62,7 @@ NSString * const BUYProductTagsTransformerName = @"BUYProductTags";
 
 - (instancetype)init
 {
-    return [self initWithManagedObjectModel:[NSManagedObjectModel mergedModelFromBundles:@[[NSBundle bundleForClass:[self class]]]]];
+    return [self initWithManagedObjectModel:[NSManagedObjectModel mergedModelFromBundles:@[[NSBundle resourcesBundle]]]];
 }
 
 - (instancetype)initWithManagedObjectModel:(NSManagedObjectModel *)model
@@ -120,3 +125,26 @@ NSString * const BUYProductTagsTransformerName = @"BUYProductTags";
 }
 
 @end
+
+@implementation NSBundle (BUYAdditions)
+
++ (instancetype)frameworkBundle
+{
+	return [NSBundle bundleForClass:[BUYModelManager class]];
+}
+
++ (NSURL *)resourcesBundleURL
+{
+	return [[self frameworkBundle] URLForResource:@"Buy" withExtension:@"bundle"];
+}
+
++ (instancetype)resourcesBundle
+{
+#if COCOAPODS
+	return [NSBundle bundleWithURL:[self resourcesBundleURL]];
+#else
+	return [self frameworkBundle];
+#endif
+}
+
+@end

Mobile-Buy-SDK.podspec

@@ -7,6 +7,7 @@ Pod::Spec.new do |s|
   s.license      = { :type => 'MIT', :file => 'LICENSE' }
   s.author       = 'Shopify Inc.'
   s.platform     = :ios, '8.0'
+  s.resource_bundles = { 'Buy' => 'Mobile Buy SDK/Mobile Buy SDK/Models/Mobile Buy SDK.xcdatamodeld' }
   s.source       = { :git => 'https://github.com/Shopify/mobile-buy-sdk-ios.git', :tag => s.version }
   s.source_files = 'Mobile Buy SDK/Mobile Buy SDK/**/*.{h,m,mm}'
   s.public_header_files = 'Mobile Buy SDK/Mobile Buy SDK/Buy.h', 'Mobile Buy SDK/Mobile Buy SDK/**/*.h'