Knowing something about how mansions are managed can help you sell in the luxury market. Madison Hildebrand, president and founder of The Malibu Life Inc., talks to some of the leading lights in the field of estate management: Matthew Haack, national president, Domestic Estate Managers Association; Martin Beaurivage, CEO and co-founder, Elite Luxury Homes; Fitzgerald Heslop, director and lead instructor, Peak Technical Institute; and Jason Padilla, president and CEO, SEALs On Security.