This document provides an overview of popular social media platforms and tips for using social media for marketing. It discusses Facebook, which has over 500 million active users who spend 700 billion minutes per month on the platform. It also covers blogs, YouTube, and Twitter, noting key statistics about users and engagement on each platform. The document then offers advice on how to market and become a trusted voice on social media, such as illustrating expertise, oversharing content from others, and making conversations about the audience. It emphasizes listening to audiences and notes that successful social media efforts will increase fan and follower engagement and conversion.