No individual home mailboxes are permitted in Rosebrooke. Mailboxes and posts shall conform to the standard Subdivision mailbox design established by the DRC. For homes located off Sunset Road, a paired mailbox will be located at the shared driveway. For the rest of the subdivision, the State of Tennessee requires central mailbox units designed as cluster box units (CBUs) that are aligned with the United States Postal Services preference to be used in all developments. CBUs will be centrally located at the Clubhouse, landscaped cul-de-sacs, and other accessible locations, and shall be places in accordance with the determination of the United States Postal Service. These CBUs will conform to the standards of design established by the Developer. The Association shall be responsible for repairs and replacements of the CBUs.