No. 34 services rendered. Communications (2) without prejudice to the generality of subsection (1), such rules may exempt certain entities from payment of postal charges on postal articles for charitable purposes. 131. For the purposes of this Act, a postal article is deemed to have been delivered if it is__ (a) delivered into the personal letter box or personal bag of the addressee; (b) left at the house or office of the addressee; (c) left with the addressee, or with his employee or agent, or another entity authorised to receive it; (d) left at a place where the addressee is a guest or is resident, whether the place is a hotel, hostel or any lodging of a similar nature; or (e) left with the proprietor or manager of the addressee. 132.__(1) A postal services licensee shall, at the request of a sender of an unregistered postal article intended for transmission by letterbox, give the sender a certificate of posting of the postal article upon payment of an appropriate fee. 61 delivery of postal articles Certificate of posting (2) The certificate of posting of a postal article referred to in subsection (1) shall not convey any entitlement to compensation or be acceptable as proof of the nature of the contents of the postal article to which it relates. (3) A sender shall not return a postal article in respect of which a certificate of posting has been issued. 133.__(1) A postal services licensee may, where the licensee is not able to deliver a postal article to the addressee or return the postal article to the sender, open and examine the postal article for the purpose of determining from its contents the identity of the addressee or sender. (2) A postal services licensee shall, if after an examination of the postal article__ (a) identifies the addressee or the sender, re-seal the postal article and enclose or append a written explanation of the reasons for the opening; or (b) fails to identity the addressee or the sender, hold the postal article for a period of up to six months from the date of the examination and, if during that period any entity proves to be entitled to receive the postal article, deliver it to that entity. Undelivered and undeliverable postal articles