Dining etiquette is important to understand for professional success. Proper etiquette shows good manners and that one is a knowledgeable professional. Some key etiquette points covered include greeting others with a firm handshake, allowing the host to direct seating and the start of the meal, keeping elbows off the table, using utensils and napkins properly, passing items to the left and right correctly, and making polite conversation throughout the meal. Following dining etiquette can help make a good impression during business meals or interviews.