We are back now with our series, Women Mean Business. Today's guest is a trailblazer who completely transformed the nail industry by teaching millions of people how to do their own nails at home. Sarah Gibson Tuttle is the founder of Olive and June, the first brand to bring to market a full do-it-yourself manicure.She launched the company in 2013 after spending more than a decade working on Wall Street. Gibson Tuttle says she's been obsessed with having her nails done ever since she was a little girl. Her m ...