[Your letterhead, if desired; if not, your return address]
[Date of letter-month, day, and year]
[Recipient's first and last names]
[Street or P.O. box address]
[City, State ZIP code]
Dear [recipient's name]:
I hereby authorize John Dillon to obtain a copy of my birth certificate from the office of vital records in Vail County. My date of birth is May 17, 1980, and my full name is listed below my signature in this letter.
Thank you for your attention to this matter.
[Sender's first and last names]