How do you wait correctly at a table?

To wait correctly at a table, approach guests with a friendly demeanor and a genuine smile, ensuring you make eye contact. Take their orders efficiently, listen attentively, and confirm their choices to avoid mistakes. Maintain an unobtrusive presence by checking in periodically without interrupting their meal, and be ready to address any needs or concerns promptly. Lastly, thank them genuinely as they finish and leave, enhancing their dining experience.