From the Southern Travellers Handbook for 1965/66 #9
Commuting in reverse: None of the daily pushing and shoving here, the frantic search for a vacant seat, the uncomfortable journey. They can pick and choose where to sit, stretch out their legs and travel in style. And there is an abundance of seats on these 'wrong-way' trains for others to do just the same. The trick is, of course, to organise your work - or have it organised for you - so that it takes place outside of Central London.