Permitted accessory uses shall include accessory uses permitted in the underlying zone, and any other accessory use that is customary and incidental to the permitted uses in the R-5B Overlay Zoning District, including but not limited to:
b. Fences and walls, subject to the dimensional requirements herein.
c. Ancillary recreation elements, such as a swimming pool, tennis courts and other similar uses to only serve the residents of the complex.
d. Community room to serve only the residents of the complex.