Chew with Your Mouth Closed

This one is self-explanatory – chew with your mouth closed. It’s not only gross to see someone talking with their mouth full, but it’s also considered rude.
Don’t Overstay Your Welcome
Dining with others is about sharing a meal and good conversation, but it’s also important to be mindful of the time. It’s considered polite to finish your meal and leave within a reasonable amount of time, especially if you’re a guest at someone’s home.