No lot, yard, court, parking area or other space shall be reduced in an area or dimension so as to make the area or dimension less than the minimum required by this Zoning Ordinance. No part of a yard, court, parking area or other space provided about, or for, any building or structure for the purpose of complying with the provisions of this Ordinance shall be included as part of a yard, court, parking area or other space required under this Ordinance for another building or structure.