New South Wales Consolidated ActsAny notice or other document, other than a summons, to be given or served on any person for the purposes of this Act may, unless otherwise specially provided, be given or served:
(a) by delivering it personally to the person to whom it is addressed,
(b) by posting it by certified mail in an envelope duly stamped and addressed to the person to whom it is addressed at the place last known as the person’s place of abode or business, or
(c) by delivering it to the place last known as the place of abode or business of the person to whom it is addressed and by leaving it there for the person with some other person.