In Belgium, farmers are running out of space to grow potatoes, so they have been going to France and sub-renting plots of agricultural land. In the Hauts-de-France region, 80% of the farmers sublet their land. They can make up to 1,500 euros [1,688 USD] by having Belgians work their land, a practice which is, however, prohibited by law.
Watch the TF1 report on the topic:
Source: lci.fr