“Agreement of sale” shall mean any written instrument that title to any real property shall thereafter be transferred from one owner to another.

“Owner” shall mean any person, copartnership, association, corporation or fiduciary having legal or equitable title to any interest in any real property.

“Residential real property” shall mean any improved or unimproved real property zoned or used for dwelling purposes, situated in the city of Cudahy, and includes buildings or structures, if any, located on the real property. (Ord. 514 § 1. 2002 Code § 9-7.1).