In the zones established by this title or by amendments later adopted, there exist uses that were lawful before this title was passed or amended but that would be prohibited, regulated, or restricted under the terms of this title or future amendment. The city council declares that nonconforming uses are generally incompatible with permitted uses, and that nonconforming uses shall not be enlarged, modified, or otherwise changed, except as provided in this chapter. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)