Table Manners - Gentle Reminders Take your elbows off the table. Sit up straight; don't slouch. Eat your vegetables. Use your knife. Wipe your mouth. Don't talk with your mouth full. Don't slurp your soup. Ask politely and say please. Don't chew with your mouth open. If you've finished, excuse yourself. Don't chomp your food. Don't eat with your fingers. Talk quietly. Be thankful and just eat your dinner.