D.C. Entrepreneur speaks with the start-ups and app developers at D.C. Tech Day. Tech Day is a little bit like a science fair for business innovators and disruptors taking place at the National Building Museum in Washington, D.C. In this episode, we speak with Eric Smeby of TuitionCoin; Mark London of FrontDesk Connect; Cherian Thomas of SpotLuck; Stephan Walters of Grease Monkey, and Max Friedman of Happening; Andy Fine of Valor; and, Vlad Enache of Ignite.