Since the consumer team started publishing the names of the ten cheapest forecourts on 15 October, the price of petrol and diesel has come down by as much as 5p a gallon.
They now hope to have the same effect on supermarket and bar prices, which are also the subject of weekly price comparisons.
The chairman of the Jersey Consumer Council, Deputy Alan Breckon, said Fair Play was doing a great job for Island consumers.
