A regular meeting shall be held. A majority of the board constitutes a quorum for the transaction of business and the votes of a majority of the quorum shall be necessary to carry out any proposition. The board shall adopt rules for the transaction of its business and shall keep written minutes of its meetings and findings. Members of the board shall elect one of the members to serve as chair and another member to serve as vice-chair. The vice-chair shall serve as chair in the absence of the chair. (Ord. 2322 § 10, 2020; Ord. 2069 § 2 (Exh. B), 2011; Ord. 1635 § 1, 1996; Ord. 1258 § 1, 1987).