MORGAN HILL, Calif.--(BUSINESS WIRE)--KB Home (NYSE: KBH), one of the largest and most trusted homebuilders in the U.S., today announced the grand opening of Preserve and Retreat, two new communities within the highly desirable Crosswinds master plan in Morgan Hill, California. Nestled between the Santa Cruz Mountains and Silicon Valley, Morgan Hill blends small-town charm and scenic views with a welcoming downtown district where residents can enjoy an array of boutique shopping, acclaimed wineries and top- ...