This document provides an introduction to social media presented by the Arkansas Small Business and Technology Development Center. It defines social media as any media created to be shared freely among a community, including user-created video, audio, text and multimedia. It discusses major social media platforms like Facebook, Twitter, LinkedIn, Pinterest and YouTube. For each platform, it provides statistics on usage and explains how businesses can create accounts and engage audiences. It emphasizes the importance of consistent messaging, honest content, and measuring return on investment.