>>1406384Low-levels are less expensive to build, and some stations get so little service that building high-levels wouldn't be economically viable. Case and point: the 3 stations in Weston, Massachusetts; Kendal Green, Hastings, and Silver Hill. Kendal Green is the main station, Hastings and Silver Hill are flag stops. Silver Hill has a small platform on only the westbound track and Hastings' platform is just Viles Street