The document discusses how to build an Android app that relies on the Android platform for common tasks like user authentication, data synchronization, and data storage. It recommends using the AccountManager for user authentication, SyncManager for data synchronization between the app and server, and ContentProvider to store structured local data. Loaders are also suggested to asynchronously load data into activities and fragments. The app's business logic would be decoupled from these tasks and the platform services would handle authentication, synchronization, and local data storage.