Before it became fashionable to start a tech company in your dorm room, Michael Dell did exactly that. In 1983, he began selling upgrade kits for PC's out of his dorm at UT Austin. A few months later he dropped out of school to focus full time on the PC business. At age of 27, he became the youngest CEO to head a Fortune 500 company. Today, Dell has sold roughly 700 million computers. PLUS in our post-script "How You Built That," we check back with Vanessa and Casey White, who turned their grandfather's pierogi recipe into Jaju Pierogi, hand-made Polish dumplings that are sold across the Northeast.