(a) An agent designated for service of process pursuant to Section 6210 may file a signed and acknowledged written statement of resignation as that agent. Please send the original to the Classified Employment Transaction Services Branch,.A member of the commission shall be appointed to a vacant position by, and serve at the pleasure of, the board of supervisors, which shall be referred to in. Regularly appointed full-time peace officers available to fill the positions as required in the contract. County of Los Angeles (1968) 260 Cal.App.