Here's a trick that is no longer under lock and key.

This video, titled "How to open a lock with a nut wrench," will open your eyes because it offers a pretty simple method for breaking a lock. Sure, it may come in handy if you lose the key or forgot your code, but, come on, there have to be a few wannabe petty thieves out there watching this and taking notes, hoping it's a tip that can help commit their crimes quicker and more effectively.

All you need are two wrenches. That's it. On one hand, it's a pretty nifty trick that may come in handy when you're in a pinch, but on the other, it's a dangerous trick that may cost you some valuables while you're on vacation. It's two sides of the same coin that some crook really wants to steal from you.