Tracking multiple (20+) locations with iOS geofencing

Question

An iOS application uses the geofencing for notifying the user about predefined nearby locations. The application is allowed to miss some location (the user is not getting a

Answer 1

You could reserve a location for a "meta-geofence" encompassing all the currently monitored locations. When the user leaves this geofence, the app will be notified. Then the app can update itself and stop tracking the farthest areas and start tracking new areas in the vicinity.