Saving user's preferences

[DiyazY]

Saving and loading user settings locally using SharedPreferences https://developer.android.com/training/data-storage/shared-preferences

[vnuotio]

Also functions for

• Saving user's unique ID (UUID)
• Getting said ID

[VeriHeppi]

• Share location to other devices (true/false)
• Location sharing means if the user is seen on a map to other users. This does not mean disabling the GPS sensor on the device.