Real estate associates from Sandpiper Realty, Inc. in Edgartown joined real estate professionals from around the world at the Luxury Portfolio SUMMIT from Feb. 20 to 22 at the Fontainebleau Miami Beach. According to a press release from Sandpiper, the event was open exclusively to sales associates who specialize in the luxury market and firms who are affiliated with Luxury Portfolio International® and Leading Real Estate Companies of the World®.