This document provides an overview of social media and its benefits for organizations, along with associated risks. It discusses key social media platforms and provides recent case studies of both Irish and international brands engaging successfully and unsuccessfully with social media. The overview outlines how social media can be used to communicate, engage communities, share content, build social networks, listen to discussions, and learn from crowdsourcing. It also notes social media's benefits like listening to conversations, engaging with customers, building communities and relationships, and reducing costs. However, risks include losing control of conversations, negative comments, and criticism for using social media just for marketing.