This document provides an overview of popular social networking sites and tips for their use. It summarizes Facebook, LinkedIn, Twitter, Google Docs and Google Groups. For each site, it describes the focus and user base, provides examples, and gives guidance on setup and use. Hands-on sessions are suggested to build accounts for an organization. General tips are offered, such as having posts reviewed, obtaining consent for photos, and focusing on engagement over follower numbers. Integration with other tools like Convio is also briefly mentioned.