Rather supprised that knowones mentioned the rather attractive Wessex Trains advertising liveries yet...
WessexTrains Class 143
Wessex Trains / Valley Lines Class 150 Fleets
Wales & West / Wessex Trains Class 153 Fleets - Heart Of Wales, Heart Of Wessex, Great Scenic Railways of Devon & Cornwall, 153329 & 153369 - The St Ives Bay Belle & The Looe Valley Explorer liveries...
And Wessex Trains 158 Fleet carried serveral adverts for the South West - including Freedom Of The South West...
And W&Ws Ginsters Pasty 158s, And The Western Mail Class 158
So over time theres been a few attractive advertising liveries...
Heres a couple of links - Sorry, cant add many more as the st*pid college computers classes picture websites as social networks...
http://ukrailwaypics.smugmug.com/UKRailwayPics/Diesel-Multiple-Units/Class-143/1 6274257_Vruxs
Couple of 158s
http://www.railfaneurope.net/pix/gb/diesel/dmu/158/ATW/pix.html
And in a way, you could class First Great Westerns rather nice 'Local Lines' livery as advertising, because its advertising various destinations across FGWs network in the south west...
