Slide several pennies into the crack between the door and the jamb molding about 18 above the handle.
Pennies in door handles.
The first fatal flaw with the penny in the door theory is that door handles aren t designed to open when they re only opened slightly.
The point of this prank is to lock someone in a room usually causing significant confusion as to what is wrong with the door and or handle.
This appears to be an unfounded rumor with no corroboration cited.
Another easy way would be to just make sure that every door is locked when you exit your vehicle.
Start by pushing in the door near the top.
There s really no excuse not to double check your door handles.
All you have to do is check to be sure that no one has placed a penny or some other coin in your door handle.
Coins in car door theft warning there has been no rash of car or property thefts due to nickels or pennies jammed in door handles and car experts say that warnings about them are implausible.
To penny lock a door you simply jam pennies between the door and the hinge from the outside which prevents the door from opening from the inside.
Most modern door handles do now allow a coin to be.
Penny locking a door otherwise known as pennying up a door can be an amusing practical joke to play on a friend or family member.