Nationally throughout South Africa. DISCOUNT : 10% during the week & 30% over weekends. HOW TO QUALIFY : ensure you quote when making your reservation : The Grey High School – Guest File Number : 1002563. This offer is open to all parents, old boys, management, staff, team/group travel, associates and friends of The Grey (including visiting schools to Grey Sporting, Cultural or other Fixtures). The discount can be used for school, personal and business accommodation. You are also welcome to extend this offer to family and friends. Telephonic bookings only.