The document discusses the importance of digital citizenship and provides examples of student athletes and college applicants who faced consequences due to inappropriate social media posts. Specifically, it describes instances where a Catholic high school football star was expelled and lost his scholarship over racist and sexual tweets, a Penn admissions officer lost her job after mocking applicants on Facebook, and a football recruit lost his scholarship to the University of Michigan because of a Twitter post. All of the examples illustrate how one bad social media post can have costly repercussions.