Amending Title 4 of The Philadelphia Code ("The Philadelphia Building Construction and Occupancy Code"), Subcode "A" (The Philadelphia Administrative Code) and Subcode "PM" (The Philadelphia Property Maintenance Code), by amending Section A-906.5, entitled "Vacant Property License," and Section PM-102.4, entitled "Vacant Structures and Lots," by including vacant commercial buildings and lots and vacant wharves, piers and docks as properties to be licensed, under certain terms and conditions. — Open Common Ground