Pop quiz: You've been set up. You can no longer trust those closest to you and you're on everyone's most wanted list. What do you do? What do you do?

If you're Evelyn Salt (Angelina Jolie), a top CIA agent who's accused of being a Russian spy, you run, of course. And while you're on the run, you need a very specific set of skills to be able to evade capture, prove your innocence and capture the real bad guys.

With 'Salt' opening this Friday, we decided to review a few other agent-on-the run films and pick up a few useful tips like what to keep (evidence, duh!) and what to ditch, like phones, credit cards and, when necessary, all your clothes.