A nonconforming use shall be deemed to be discontinued or abandoned when such use has ceased to operate or exist for a continuous period of 180 days. A nonconforming use shall not be resumed, reestablished, or reopened after it has been abandoned, discontinued, or changed to a conforming use. Evidence required to show continuous use shall include a valid business license, sales records, and utility bills. (Ord. 935 § 3 (part), 2015)