Daymond John's rise from the streets of Queens, New York, to the heights of entrepreneurial success with his brand FUBU is a masterclass in salesmanship. His journey shows that deeply understanding your market, leveraging cultural movements, and tenaciously pursuing a vision can have huge payoffs. For salespeople, John's story offers lessons on how grit can take you where you want to go - in John's case, a multi-million dollar business empire.