The document discusses social media and its use for business purposes. It provides statistics showing most internet users now use social media. It then outlines how social media allows businesses to reach large audiences regardless of location, spread messages and promote brands or social causes. Specific examples of using Twitter to create brand awareness and engage customers are mentioned. Both benefits like customer retention and risks like reduced productivity and privacy issues are briefly touched on. The conclusion emphasizes the need for companies to be flexible and adapt to trends by having a social media presence.