How to create a login system for a Windows Phone 7 app

Are you creating an app for Windows Phone 7 that will have a login functionality (client to server (yes/no) to client)? If yes, then you likely want to allow the user to store their credentials so the loginpage.xaml doesn’t appear each time the user opens the app on the phone. Peter Torr, Microsoft, has posted a nice example of how to achieve this desired functionality. See: Redirecting an initial navigation (login example)