If you leave you car-keys inside the car with the door unlocked open, you will be fined.

You must never leave your car keys in the door of an unattended vehicle.

A door on a car may not be left open longer than is necessary.

No one may allow their cellar door to remain open.

It is against the law to leave your doors and windows open if you are away from your house for more than one week.

If you wear a hat inside a theater, you may be fined.