These classes teach you how to add user personalization to your app. Some of the ways you can do this is by identifying users, providing information that's relevant to them, and providing information about the world around them.
Remembering Users
How to remember the user by account, authenticate the user, acquire user permission for the user's online data, and create custom accounts on the device.
Making Your App Location Aware
How to add location-aware features to your app by aqcuiring the user's current location.