They already sort of do some checking of their location services with follow up queries in the Android Rewards app. I would swear a large percentage of stores/l

They already sort of do some checking of their location services with follow up queries in the Android Rewards app. I would swear a large percentage of stores/location it asks me if I have visited recently are stores that I have never heard of but it either thinks I visited or is doing some sort of sanity check to make sure I am answering honestly.