The City Manager shall designate City staff, as necessary, to assist each commission or board, and to keep a record of its proceedings and transactions. Each commission or board may prescribe its own rules and regulations, which shall be consistent with this Charter and applicable ordinances, resolutions and other City Council actions. Such rules and regulations shall be subject to the approval of the City Council and shall be kept on file in the office of the City Clerk where they shall be available for public inspection.