Residential means Single or up to 4 family living units/residences per property.
Multi-family means 5 or more family living units or homes per property/parcel (including Townhouses, Condos, Apartment Complexes, Planned Unit Developments (PUD), Tract Homes), etc.
Commercial means Mixed Use (i.e combined retail storefront & residential apartment buildings), Storage Complexes, Warehouses, Carwashes, Mechanic shops, Retail stores, etc.