Real estate in Seine-et-Marne: before the opening of line 15 south, now is the time to buy in Champs. Val-d'Oise: tranquility at a reasonable price in Les Coteaux, in Argenteuil In the Chevreuse valley in Essonne, poorly insulated houses… and much cheaper.

In the Oise, the A1 motorway, an “asset that is not everything” In Île-de-France, returning buyers in Paris, the 6th, an unsinkable district.