Mark Cuban is an investor who lives for his family, his Shark Tank companies and the Dallas Mavericks. He is the owner of the 2011 World Champion Dallas Mavericks and bestselling author of How to Win at the Sport of Business, and was an entrepreneur from the early age of 12 when he sold garbage bags door to door. Today, Cuban is the highly successful entrepreneur and investor with an ever-growing portfolio of businesses. In this exclusive interview, I spoke to Mark Cuban about developing the entrepreneurial mindset, what it takes to succeed in business