Drivers are only just realising a motorway sign doesn't need to be followed - because it is ONLY an advisory. Motorway speed limit signs have left drivers baffled, with motorists taking to the web ...

Many drivers are not aware that you can legally ignore one type of motorway speed limit sign - but it's not an invitation to put your foot down on the accelerator. Comments. Lifestyle.

Smart motorway drivers face £2,500 fines for ignoring a sign on the motorway, it has been warned. Current smart motorways include the M1, M6 and M25, as well as the M60, and M42 - but motorists ...