The document discusses Twitter demographics and how businesses can use Twitter. It notes that the largest age group on Twitter is 35-44 years old, and the most common type of Twitter user has a stable career in arts and entertainment. It then outlines ways businesses can use Twitter to get closer to customers by listening, observing, finding help, and talking with them to build their brand through tweets. The document concludes by asking companies to consider who their customers are and how Twitter could fit into their customer strategy before diving into using Twitter for communication.