Have you ever walked up to your car and found a coin stuck in the door handle? It’s a strange and disconcerting feeling. Many people have wondered if it’s a random accident or if it has some special significance.
Clever car thieves place small coins in door handles and often choose the side on which the passenger sits. But why is there a doorknob on the passenger side? Here’s the problem: your key doesn’t work at all when you try to use it for central locking. 
Why is that? That seemingly harmless penny is stuck in the passenger side door, preventing you from properly securing your vehicle.
Now, let’s add a little mystery to the case. 
Car thieves are not random thieves; they have a darker agenda. The thief may be nearby, hiding in the shadows, waiting for you to give up or get distracted while you struggle with the key to get into your car.Do you know what a savvy DIY car owner should do if they think someone has tampered with their car door?