What did french aristocrats do in an effort to keep their privileges?

Privileges: The French nobility had specific legal and financial rights and prerogatives. The first official list of these prerogatives was established relatively late, under Louis XI after 1440, and included the right to hunt, the right to wear a sword and have a coat of arms, and, in principle, the right to possess a fief or seigneurie. Nobles were also granted an exemption from paying the taille, except for non-noble lands they might possess in some regions of France. Furthermore, certain ecclesiastic, civic, and military positions were reserved for nobles. These feudal privileges are often termed droits de féodalité dominante.With the exception of a few isolated cases, serfdom had ceased to exist in France by the 15th century. In early modern France, nobles nevertheless maintained a great number of seigneurial privileges over the free peasants that worked lands under their control. They could, for example, levy the 

The advantage of banking with national retail banks is that they charge fees for many services.