[Esperante]

Originally Posted by digitalcraft

So if someone hits you, or you roll your car, the doors fly open. Great idea.

that's why on the inside of the door, there's a little button/pole, when you hit the button the pole sticks down and nobody can open the doors. A long long time ago it was called a 'door closer holder,' but now many people have become sophisticated enough to call them a 'lock.'