A notice or other document is effectively served under this Act if –

(a) in the case of a natural person, it is –

(i) given to the person; or

(ii) left at, or sent by post to, the person's postal or residential address or place or address of business or employment last known to the server of the notice or other document; or

(iii) sent by way of facsimile to the person's facsimile number; and

(b) in the case of any other person, it is –

(i) left at, or sent by post to, the person's principal or registered office or principal place of business; or

(ii) sent by way of facsimile to the person's facsimile number.