Final Draft/Rev.5 Disposal of undeliverable postal items 75. (1) Undelivered postal items which cannot be disposed of in accordance with these Regulations shall be retained by the postal licensee for such period and in such a manner, as the Authority may specify. (2) Subject to these Regulations, undelivered or undeliverable postal items received from outside Botswana shall be disposed of in accordance with the UPU Acts. Exemption from postal charges 76. (1) No postage or any other fees or charges shall be charged and paid on any postal item containing literature for the blind. (2) If a postal item containing literature for the blind is intended for transmission by air mail, there shall be paid an air mail fee equivalent to the difference between the surface and air mail. (3) The weight of the postal item containing literature for the blind shall not exceed the weight that is allowed under the UPU Acts for free postage. (4) For the purposes of this regulation, the expression "literature for the blind" means (a) papers of any kind, periodicals and books, impressed in braille or other special type for the use of the blind, including letters in writing used by the blind posted unsealed; (b) plates bearing the characters of writing used by the blind; and (c) sound records and the special paper intended solely for the use of the blind if sent by or addressed to an officially recognised institute for the blind. (5) For the purposes of subregulation (4)(c), whether an institute for the blind is officially recognised shall be determined by the Authority. Courier services 77. (1) Every courier service licensee shall operate from permanent premises provided with the following basic amenities and facilities- 34 (a) public counters; (b) rooms or lobbies for the comfort and convenience of customers waiting to be served;