A local storage strategy, faster, safer, simpler and eleganter than NSUserDefaults.
BOOL finished = [LCUserDefaults defaultDB][@"TEST_KEY"] = @"123"; // or [[LCUserDefaults defaultDB] setObject:(id) forKey:(NSString *)]
NSLog(@"Write finished [ %@ ]",finished ? @"YES" : @"NO");
NSString * result = [LCUserDefaults defaultDB][@"TEST_KEY"]; // or [[LCUserDefaults defaultDB] objectForKey:(NSString *)]
NSLog(@"Read result [ %@ ]",result);
