The document provides guidance for transitioning iOS apps to be compatible with iOS 7. It recommends characterizing your app as standard, custom, or hybrid to determine the scope of changes needed. It includes checklists of things every app must do, such as updating icons and launch images, and things every app should do, like ensuring content remains visible behind translucent bars. The document also provides tips for supporting both iOS 6 and iOS 7, including using Interface Builder and conditionally loading resources.