Ryan Serhant was a shy, jobless hand model when he entered the real estate business in 2008 at a time the country was on the verge of economic collapse. Just nine years later, he has emerged as one of the top realtors in the world and an authority on the art of selling. Whether you are selling a brownstone or a hot tub, golf balls or life insurance, Serhant shares the secrets behind how to close more deals than anyone else, expand your business, and...