First on the list is capturing what you’ve been served with your camera or IPhone. Rude, rude, rude, an insult to chefs who consider themselves artists, don’t appreciate being copied or having a bad photo of something they’ve created spread across social media. Adding to that, some guests startle others at nearby tables with their flash and some go so far as to style the setting by moving chairs, tableware, other customers. Food porn? Sacre bleu!
Then there are the clients who ask for a doggie bag, call the waiter “garçon” and ask for butter for you know what. When in any country, a good general rule is to read up on the customs before you go. Be a respectful traveler. Some basic rules are in the No Worries Paris guide.