If you've ever wondered how a Yale lock works, wonder no more.
If you need to see that again, here's a similar diagram that makes it even clearer.
Which is all very well and good, but what about when you've locked yourself out and don't have a key?
Well, you could always use what you've learnt to pick the lock.
Of course, everyone knows that a good spy can pick a lock with only a couple of hairpins.
View this video on YouTube
Turn one hairpin into a lever and one into a pick. This video will teach you all you need to know.
Note: Please do not use this information to break into things you shouldn't.
