935. Use one of the following forms for the salutation of a personal letter:

936. Use one of the following forms for the closing phrase of a business letter:

937. Use one of the following forms for the closing phrase of a personal letter:

938. Write the envelope address in not more than four lines.

939. Omit punctuation after each line of the envelope address.

940. Be consistent in the use of the third person in formal notes.