(1) For the purpose of these Rules, a notice may be served by or on behalf of the association on any member either personally or by sending it by post to the member at the member’s address shown in the register of members.

(2) If a document is sent to a person by properly addressing, prepaying and posting to the person a letter containing the document, the document is, unless the contrary is proved, taken for the purposes of these Rules to have been served on the person at the time at which the letter would have been delivered in the ordinary course of post.