This document defines social media as online communication channels used for community input, interaction, content sharing, and collaboration. It lists some major social media platforms like Facebook, Twitter, Google+, and Linkedin. It then discusses how businesses can benefit from social media by boosting SEO, understanding audiences, building relationships, advertising, gaining visibility, and increasing loyalty, sales, and authority. Finally, it provides some statistics on growth in internet, social media, and mobile users to illustrate the rapid growth of social networks and potential for increased marketing opportunities through social media.