Italians have a reputation around the world for not being especially attentive to regulations and laws. And while that might be very true when it comes to driving or queuing, there are several unspoken rules you’ll find Italians adamantly sticking to and that immediately mark anyone who doesn’t follow them as a tourist.

And no one will be surprised to find out that most of them are about food, the table, and meals in general. So if you really want to act like a local on your next trip to the Bel Paese and feel as Italian as possible as you stroll around Rome or Florence or Milan, here are five things to keep in mind.