This document discusses using Facebook for educational purposes. It provides an overview of Facebook, including its large user base and amount of shared content. It then discusses how educators can use Facebook for virtual office hours, class discussions, and professional collaboration. A case example is given of one educator who sees Facebook as keeping her metaphorical office door open. The document also covers privacy concerns and recommendations when using Facebook for education, and provides instructions on signing up and the basic elements of Facebook like profiles, pages and groups.