The document provides an overview of various social media platforms, including Facebook, Google+, Twitter, Pinterest, LinkedIn, YouTube, Flickr, and blogs. It defines social media as a social instrument of communication that allows for two-way interaction between users. For each platform, it describes the basic functionality and features, and provides screenshots of profile, home and other pages. It also gives step-by-step instructions for signing up on each site. The document aims to educate readers on the most popular social media options and how to get started using them.