Echelon at The Summit opened its first phase May 1 at 3033 Ohio Drive, Frisco. The new apartments range in size from 565 square feet to 1,300 square feet. Amenities include a clubhouse, an indoor and outdoor lounge, a pool and a yoga studio. The next two phases will begin construction later this year. 469-619-0382. www.echelonatthesummit.com