How do you prove a person's location with your app? There is very little info on the main page. If I click "more info" I expect to see more than 3 circles. Sor

How do you prove a person's location with your app? There is very little info on the main page. If I click "more info" I expect to see more than 3 circles. Sorry to rant, I don't think you want a page that disappoints.