Many people have probably noticed a mysterious standalone letter printed on formal RSVP cards and wondered what it means. At first, it may look like a code connected to meal choices, the number of guests, or some system the host uses to track attendance. However, the explanation is much simpler. On traditional RSVP cards, the letter is usually placed there as a prompt to help guests complete their name and title correctly.
The most common example is the printed letter “M.” Rather than being a secret code, it simply reminds the guest to provide the appropriate title before writing their name. Depending on the person, the letter can be completed as “Mr.,” “Mrs.,” or “Ms.” This small detail makes the purpose of the RSVP clear while also helping the host know exactly who is responding to the invitation.
Once the guest selects the appropriate title, they simply write their name
