You have to opt in to location based tracking (although the cell phone company can always know where your phone is, and give it to law enforcement). If you turn

You have to opt in to location based tracking (although the cell phone company can always know where your phone is, and give it to law enforcement). If you turn off location based tracking, I believe all applications are supposed to reset and stop tracking you and ask for your permission again. We can always ask people to test this to see if developers have implemented it properly.