We should let google do it and give us the details, they do it better as they have already invested a lot in it, doing it and keeping it as secret or FB do it.

We should let google do it and give us the details, they do it better as they have already invested a lot in it, doing it and keeping it as secret or FB do it. Basically an Android app asking other person to accept to track their location and send it to other person when they want it. It should be that simple.