It will not make any difference. The definition of the city, in Paris, is rather small. In the reality the city is much bigger and contains a number of suburbs; we wall them the small crown (la petite couronne). You cannot notice when you leave the official town and enter the suburb. Boulogne-Billancourt is part of it. So you all be in the real Paris. read more
As a highly economically developed town, Boulogne-Billancourt is a dynamic commune with a strong economic fabric. It is home to many large companies, making it very close to Paris in terms of company site density. Indeed, this location used to host a huge Renault complex, as well as a cinematographic industry. read more
Answer 1 of 4: I will be going to Paris in June for business and staying for two weeks in the Boulogne Billancourt area. I have stayed on the Champs Elysees and near the University / Parthenon for up to two weeks, but never in Boulogne Billancourt. read more