Racegoers using the train will benefit from upto a £4 discount on admission into the Paddock enclosures at participating racecourses (Thats us!) In addition to saving on admission, racegoers have the opportunity of enjoying £2 off a toteplacepot bet of £5 or more. Customers who wish to take advantage of the ‘Back a Winner by Train’ promotion, need to collect a voucher from either their departing or arriving station, then can be presented at the pedestrian Paddock Enclosure at the desired course. Vouchers are not available on board trains.
More details available here http://www.tpexpress.co.uk/tickets-offers/offers/back-a-winner/