I'm from one of those regions, you are right on point 1 and 3, but you are totally wrong on point 2. In Sardinia not finishing you plate is offensive, and you

I'm from one of those regions, you are right on point 1 and 3, but you are totally wrong on point 2. In Sardinia not finishing you plate is offensive, and you should always finish, not accepting a beer offered by a stranger is offensive and you have to accept and drink it. And we cook a LOT, a big difference I notice when coming to live in London, is that British eats a 1 course meal, while in Sardinia Lunch and Dinner are both 3 courses meal. And during festivals, holidays and weddings we step up our game, an usual wedding has something like 50 courses, where you eat from 1pm until 11pm. When we go to the beach we don't bring a sandwich, we bring meatballs, lasagna, cold pasta, cold rice a couple of watermelons, and enough food for eat an entire week. To say in small words, in Sardinia meals are extra large