This document discusses crisis communications and the role of social media. It defines a crisis as a disruptive event that can damage an organization's reputation. Examples include natural disasters, accidents, and technical errors. The document outlines best practices for using social media during a crisis, such as actively monitoring platforms, providing timely updates, and being transparent. It also discusses the importance of maintaining trust and credibility and responding thoughtfully to customer concerns on social media. Finally, it examines lessons from past crises like Hurricane Irene regarding hashtags and the tone of social media messages.