2010 Sonya Ter, Nashville, TN 37209

Where you would expect drywall, this living room has a glass garage-style door. Push the button and it rises, quietly, and the living room spills out onto a covered deck with room for a table for six to eight. Closed, it works like a floor-to-ceiling window, and three large windows in the eat-in area and a second glass door to the deck keep the level bright. Open, it changes how you host. Picture a fall Saturday: the game on the wired TV wall, the door up, the island loaded with food, friends drifting between the couch and the deck and everyone still part of the same conversation. Four bedrooms, three full baths and a half bath on the living level. 2,027 sq ft on three levels, new construction with a builder warranty. The main-level suite has a walk-in closet, a walk-in shower and room for a king bed, an office or a sitting room, and it opens to a covered concrete patio with a water spigot, an outlet, a light and landscaping. The top-floor primary is very large, with rolling-hill...