Do you sometimes wish that the range of your key fob, the little doo-hickey that remotely locks/unlocks your car, could be increased?  It can, simply by using your head.

In this video, it is explained why when you hold the key fob to your head, the range can be increased, sometimes over twice the distance as without using your head.

I am going to try this next time I forget where my car is at the mall!