This document provides an overview of social media communications presented by Nikki Sunstrum. It includes statistics on social media usage, profiles major social media platforms and their growth, and offers tips for using social media effectively. Sunstrum emphasizes the importance of strategy, establishing guidelines, focusing on insights and value over creation, and representing your organization authentically online. She also cautions that social media requires consistent effort to drive the right message and that digital footprints last a long time.