"I work in the grand distribution and so I know", said our neighbour, assuring us that Géant Casino, our usual supermarket, is the dearest. "Apart from the hard discount you should shop at Auchan, Carrefour or LeClerc." Well the nearest Auchan is halfway round the ring-road and our local LeClerc is small and poky, but we're equidistant between Géant Casino Pessac and Carrefour Mérignac. Never let it be said that I won't take advice. We switched to Carrefour, despite their apparently dodgy policies regarding deforestation, of which I was blissfuly unaware and about which even now I remain confused. I reckon we save about 10 euros a week, perhaps more, by shopping at Carrefour. Not only that but they have these natty scanner tills where if you use a self-scan doodah ( scannette ) you can then pay at a self-service till and get out of the store in seconds ! However they don't have toilet paper with aloe vera, which was one of the real highlights o...