(1)A notice under this Act may be served or given by letter posted to the person concerned at his or her address for service or, if he or she has no address for service within the meaning of this section, at his or her last known place of abode.

(2)Any address of a person as entered in the Register Book may be used as his or her address for service.

(3)The address appointed in a caveat as the place at which notices relating to the caveat may be served shall be the address for service of the caveator.

(4)The Registrar shall cause a copy of each notice sent by him or her to be filed with a memorandum that it was so sent, and the memorandum shall be sufficient proof that the notice was duly sent.

(5)The Registrar shall on request in writing by a caveator amend or alter the address appointed in the caveat at which notices may be served.

(6)When a notice is sent by letter posted to any person at his or her address for service and the letter is returned by the post office, the Registrar may if in the circumstances and having regard to the provisions of this Act he or she thinks fit—