Zoning's a device of land use regulation used by local governments in most developed countries . The word's derived from the practice of designating permitted uses of land based on mapped zones which separate one set of land uses from another. Zoning may be use-based (regulating the uses to which land may be put), or it may regulate building height, lot coverage, and similar characteristics, or some combination of these. Scope Theoretically, the primary purpose of zoning's to segregate uses tha… (More on Zoning)