No consumption of food or drinks
14.  No person shall —
(a)consume or attempt to consume any food or drinks while in or upon any part of the railway premises except in such places as are designated for this purpose by the Authority or its licensee; or
(b)consume or attempt to consume any chewing gum or bubble gum while in or upon any part of the railway premises.
Damaging, etc., a ticket
38.—(1)  No person shall improperly do anything to or with a ticket whereby —
(a)the coded data thereon are erased wholly or in part, or are otherwise altered or interfered with; or
(b)the ticket is otherwise damaged.
(2)  No person shall use or attempt to use a ticket which has expired or has been improperly altered, damaged or interfered with for the purpose of entering or leaving the paid area or travelling upon the railway.