Colleton River in Bluffton, S.C., completed upgrades to its playground, tennis courts, and security system in 2015, with plans to enhance its golf courses and add a short game area and learning center in 2016. In Indian Wells, Calif., Toscana Country Club has opened the final nine holes on its Jack Nicklaus Signature North Course, introduced the new Bill Harmon Performance Center, and expanded its restaurant’s kitchen.