9.—(1) Where any person is by the Act or these Rules required to furnish the Registrar with an address, the address given shall in all cases be as full as possible for the purpose of enabling any person easily to find the place of business of the person whose address is given.
(2) The Registrar may require the address to include the name of the street, the number of the block of building and the number of the premises or name of premises, if any, and the postal code.