How do I use the Android Geofencing API?

Question

I have been testing the new Google Play Geofencing service API.

I downloaded the sample code from the Android developers site. Next, I ran the example code on an And

Answer 1

Wifi is used to help track your location. Using wifi signals and cell signals to triangulate your position is a more power efficient solution than having your GPS running constantly. Additionally it works in situations where GPS wouldn't such as heavy multipath areas and indoors.