how to do a certified letter
You do not mark the letter itself Certified, although you may note in the body text that you are mailing the letter Certified. Seal and address your letter as usual. At the Post Office, obtain and fill out a Certified Mail form.You likely also want to use a Return Receipt form.ou do not mark the letter itself Certified, although you may note in the body text that you are mailing the letter Certified. Seal and address your letter as usual. At the Post Office, obtain and fill out a Certified Mail form.