This app was mentioned in 3 comments, with an average of 1.00 upvote
Probably not if he's been driving around everywhere with another car. For instances like those mentioned, I tend to use Valet, which gives more control over the whole scenario.
I tried them all but my favorite by far is Valet:
https://play.google.com/store/apps/details?id=co.valetapp&hl=en
The best part is that you can connect it to your car's bluetooth, so as soon as you disconnect by shutting off your engine, it automatically records your parking location.