Sure, you can use various high-tech methods to sneak into places where you don't belong, but the MacGyver approaches are so much more fun. Here's how someone can defeat a sliding chain lock with just a rubber band.

Of course you shouldn't actually use this sort of trick for illegal or shady activities, but instead keep it in mind when securing your own home. As with the wire trick, knowing how the entry method can help you prevent it. For example, this particular video teaches you to not rely on just a sliding chain lock, but to use a dead bolt or similar as well. [BlackBag]