"Single family detached units" means any combination of two or more single family homes, two or more duplexes on one lot, or one or more single family homes and one or more duplexes, whether alone or in combination with multifamily dwellings (e.g. triplexes or larger multi-family units, etc.) built on a single, undivided lot located on property designated as medium or high density residential development and zoned for multi-family development, regardless of the nature of occupancy or ownership interest. Multiple lots may be combined to create one development site. A single family detached units residential development must include at least two single family homes or one duplex and may include a mix of residential units including single family homes, duplexes, triplexes and larger multi-family buildings. Accessory dwelling units are not counted as a separate unit. (Added by Amended Ord. 07-022, Apr. 23, 2007, Eff date June 4, 2007).