Whenever graffiti has been removed from public or private property at the expense of the City of Anaheim, each person who placed any of the graffiti, and the custodial parents or guardians of any minor who placed any of the graffiti (hereinafter collectively the "responsible persons"), shall be legally responsible to reimburse the City of Anaheim for all costs of removal. Upon the determination of the costs of removal, the Finance Director is authorized and directed to invoice the aforesaid responsible persons for such costs. Such costs shall be a debt jointly and severally owed to the City by such responsible persons. (Ord. 5358 § 3; March 9, 1993.)