Your Hands
Your hands should remain visible above the table and the only food that is acceptable to eat using your fingers is bread. If you are required to pass dishes from person to person, always pass to the left. If someone requests a condiment to be passed to them, this should always be placed directly into their hands as it is considered rude to place it on the table in front of them.
Do not take the last helping from a plate unless you are invited to.