(1) If personal service of a document is not required, the document may be served—
(a) by leaving the document at the address for service of the person to be served; or
(b) by posting the document to the person to be served at that person's address for service; or
(c) if provision is made by or under any Act for service of a document on a corporation, by serving the document in accordance with that provision.
(2) If a document is sent by post in accordance with subrule (1)(b), the day of service of the document is taken to be the day it would be delivered in the normal course of post or on such other day as may be proved.