The machines were at St Pancras, Euston, Marylebone, Paddington, Victoria, Waterloo, Charing Cross, London Bridge, Fenchurch Street, Liverpool Street and King’s Cross. Which? executive director, Richard Lloyd said: “Ticket office hours are being cut, often leaving people with little choice but to use a machine. We are calling on the train companies to update their machines and make it crystal clear how, when and where tickets can be used.”