The document discusses managing crises that occur online through social media. It describes an instance where a customer voiced a complaint on Twitter about WestJet, and how WestJet responded by communicating with the customer on Twitter and then moving the conversation to direct messages to gather details. It provides tips for companies on how to leverage social media to address customer complaints, such as always monitoring social media, responding immediately, providing constant updates, addressing individuals rather than providing general responses, offering compensation, viewing customer service as a marketing opportunity, and involving executives. It also notes that complaints are inevitable on social media but can be turned into opportunities to showcase problem solving and communication skills.