1. The document provides tips for safely using Facebook including friending only people you know, learning how to use privacy settings to control what information is shared, and avoiding bullying or inappropriate behavior online.
2. It recommends managing posts, tags, and information others share about you as well as limiting time spent on Facebook and keeping contact details private.
3. Key advice includes creating a strong password, knowing when to use private messages versus public posts, and reporting any harassment or issues to Facebook.