Why is it in food service the waiter mostly serve at the waiter right side?

In food service, waiters typically serve from the right side of the guest to maintain a smooth and efficient flow during dining. This practice allows for easier access to the table without interrupting the guest's conversation or personal space. Serving from this side also aligns with the natural movement of most right-handed individuals, ensuring that the process feels more comfortable and less intrusive for diners. Additionally, it helps in maintaining a professional and organized dining experience.