A nonconforming lot, structure, use or other nonconformity may not be changed except in conformance with the provisions of this title. Whenever any nonconforming use is changed to a less intensive nonconforming use, such use shall not be changed back to a more intensive nonconforming use. Whenever any nonconforming use is changed to a conforming use, such use shall not later be changed to a nonconforming use. (Ord. 2003-23, 11-5-2003, eff. 12-11-2003)