You want to use Facebook, but you also want to keep your private information from being spread all over the Internet like a Justin Bieber video. The key is to understand how Facebook works, where your information is going, and how to navigate the service's labyrinth of privacy controls. If you accept the service's default settings, you'll likely be sharing a lot more than you might expect. Take the time to update your settings. Chances are you check Facebook every day anyway, so take a few minutes today, go into your privacy controls, and make some choices.

Of course, ultimate privacy can only occur by avoiding the service—and every other social networking site—altogether. But where is the fun in that? Read on, follow these tips, and share just what you want—and no more. Click on the links below to read about the steps you need to take to ensure your Facebook privacy.