No, I'm not talking about what you think I'm talking about. You should already know that one. I'm talking about how to protect your information on Facebook. I found this guide that shows you ten different privacy settings you should check and how you can change them. It can affect everything. Especially, I like the one where you can take yourself out of Google, so that you won't "pop-up" in any sense, on a search engine.
10 Privacy Settings Every Facebook User Should Know