Do Not Follow Gps To Back Gate You Can Not Enter. Use Guard Gate On Mariner. Turn East Off Mariner Blvd Onto Wexford Blvd, Check In W/Guard (Need Business Card), Follow Wexford Blvd Through Round- About Taking Second Right Turn Onto Billingham, Follow Billingham To Fort Mill Make Right Turn, At Stop Sign Take A Left Turn, House Is In The Cul-De-Sac.