1. Communication ( Skype -language/culture learning/pen pals) ( Twitter -Montgomery High emergency system, Elsie Allen Teen clinic) 2. Cause Support ( text -Haiti relief $30 million raised by text alone) 3. Contests (Doodle for Google, If I Could Do Anything, I Would) 4. Consumer Research (polling, wikis, internet analytics) 5. Connecting Others ( LinkedIn -55million users, 80% of companies are using as primary recruiting tool) (Facebook-400million active users 50% logging in daily, 2 nd site only to Google) 6. Customer Service/Listening (Twitter-ComcastCares) 7. Community Building (4Square, LocalDirt.com)