If you are invited to a French home, respect the dining traditions:
In a restaurant, you are expected to order several courses rather than just a snack.
Tipping is not required as service is included, but rounding up the bill is polite.
Keep your hands visible, not in your lap (a custom to show you aren't hiding a weapon).
Avoid asking about income, job, or private matters. 4. Social and Public Conduct Your Guide to Proper French Market Etiquette
Dining in France is an art form, not a fast-food experience.