| A | B |
| attention line | used when the writer does not know the name of the person who should receive the letter |
| blind copy notation | indicates that people other than the addressee will receive a copy |
| block formatting | all parts of a letter begin at the left margin |
| body | the message of the letter, in paragraph form |
| business letter | a letter written by an individual representing a company |
| complimentary closing | a formal "goodbye" after the body of the letter (Sincerely, Cordially, Very Truly Yours) |
| copy notation | keyed at the very bottom of the letter, listing person(s) who will receive a copy of the letter |
| dateline | displays the month, day and year the letter was keyed |
| enclosure notation | keyed below the reference initials or writer's name to indicate other items are included with the letter |
| mailing address | the three-line address of the person receiving the letter |
| mixed punctuation | use a colon after the salutation and a comma after the closing |
| open punctuation | no punctuation used after the salutation or closing |
| personal-business letter | a letter written by an individual representing him/herself |
| reference initials | the initials of the person keying the letter - DS below writer's name |
| return address | the [two-line] address of the person writing a Personal-Business the letter |
| salutation | a formal greeting consisting of the receiver's title and last name or their first name |
| signature | the writer's cursive, hand-written name, below the complimentary closing |
| subject line | specifies the topic discussed in the letter |
| writer's identification | the typed name [and title] of the person signing a Business letter |
| modified-block formatting | date and closing lines begin at center POINT |