If you live in Brittany and are looking for a second-hand car, this place might be of interest to you:
Bretagne Enchères Auto.
This auction takes place every Monday from 11am. They sell around 400 vehicles (cars, vans, trucks, etc) in a few hours!
Each car is sold within seconds, it is rather impressive.
To view the vehicles, you can visit this place every Saturday afternoon between 2 and 5.30pm.
You will find it North of Rennes along the N137.
Here is a map.
For more information, visit this web site here.