I need to maintain my log-in credential for throughout the app so, I have 3 options to maintain my log-in credentials...
1 key chain 2 NSUserDefaults 3 plist >
i think NSUserDefaults is simple way to store the login credentials here is a tutorial
http://www.icodeblog.com/2008/10/03/iphone-programming-tutorial-savingretrieving-data-using-nsuserdefaults/