"Over the past week, Facebook has been nudging its users - first gently, then firmly - to review and update their privacy settings. You may have procrastinated by hitting 'skip for now,' but Facebook eventually took away that button and forced you to update your settings before continuing to use the site. After finally accepting Facebook's recommendations or tweaking the privacy settings yourself, though, you might have made more information about you public than what you had intended."

Here are some things to look out for as you take another look at your settings.