Your app's user interface is everything that the user can see and interact with. Android provides a variety of pre-built UI components such as structured layout objects and UI controls that allow you to build the graphical user interface for your app. Android also provides other UI modules for special interfaces such as dialogs, notifications, and menus. What are some best practices associated with setting and declaring the properties of an Android user interface?

Answer must be typed please I can't read handwriting!