Why Do Cops Touch The Back Of A Car? | Why.Do

You might have wondered why cops touch the rear of the vehicle after pulling you over? We all try to follow traffic rules and that one time when we do a traffic violation, we get pulled over by a cop. If you’ve been unlucky enough to be pulled over by a cop, you may have noticed police officers do something strange, which is tail-light tapping. There is a very good reason and history behind the infamous tail-tapping done by law enforcement officers during a traffic stop. Let us learn why!