Now in its fourth year, #GivingTuesday is a global day of giving fueled by the power of social media and collaboration. Observed on the Tuesday following Thanksgiving (in the U.S.) and the widely recognized shopping events Black Friday and Cyber Monday, #GivingTuesday kicks off the charitable season, when many focus on their holiday and end-of-year giving. Since its inaugural year in 2012, #GivingTuesday has become a movement that celebrates giving and philanthropy. As a glob