Think b4 u Post uses a light touch to deliver some very serious information on how people can protect their reputation and guard their privacy online while still having a good time using social networking sites. On the “reputation” side, viewers are advised to keep their postings positive, remember that “intended readers” (friends) are only a subset of “actual readers” (friends, teachers, prospective employers…), and more. And on the “privacy” side, viewers are made aware of the consequences of cyberbullying and defamation as well as steps they can take to safeguard their personal information and avoid online/offline predators. Data mining is also discussed. 22 minutes.