Dan Martell is the co-founder of www.flowtown.com, an application that helps turn your best customers into your best marketers. An award-winning Canadian entrepreneur, at 25, Dan formed his first start-up, Spheric Technologies Inc., and watched it grow by an average of 152% per year before he sold the company 4 years later in mid-2008. As an informal angel investor, he is active in advising entrepreneurs using lean startup methodology and metrics based marketing to gain market adoption.