At the heart of online fitness platform Blogilates is a library of free workout videos that more than 2 million subscribers use to keep healthy and fit. Her fanbase is passionate and founder Cassey Ho is no stranger to engaging the super fan. As a high school student, she ran a cookie selling business and offered a special deal to her best customers. The strategy energized the people who loved her product best and even helped her company scale. Learn more about her approach in this short video.