Each reserve officer may resign from the Collierville Police Reserve unit at any time, but it shall be his or her duty to notify the Chief of Police of the desire to do so. Membership of any person may be terminated by the Chief of Police at any time he or she deems such to be necessary or for the good of the Police Department and reserve unit, and no member is considered permanent at any time with a right to appeal.
(`83 Code, § 1-1308)