What do I need to know before moving to Maisons-Laffitte?

"Maisons-Laffitte is a small suburban commune located in the Yvelines department of France and with a population of approximately 24,000. Expats moving to Maisons-Laffitte should be aware that the town is well connected to Paris, located around 17km away, and is served by nearby train lines including the RER A and Transilien lines. It is well known for its charming castle, Chateau de Maisons, which is available to visit, and also its bustling market on Thursdays. Expats should also note that the cost of living in Maisons-Laffitte is relatively high when compared with other parts of France. Additionally, the majority of the population of Maisons-Laffitte speaks French, though some English is spoken due to a large expat presence in the area," mentioned another expat when asked about moving to Maisons-Laffitte, France, France.