Zero lot line unit development. Individual units, buildings, or parcels of land within the development tract may be subdivided, leased, purchased, sold, mortgaged, and developed as individual zero lot line units without meeting the tract width, tract size, impervious coverage, building coverage, green area, and setbacks from internal parking and building lines for each individual zero lot line unit; provided, however, that the tract shall comply with the applicable area and bulk standards for the proposed unified development.