Answer:
The Heading. This includes the address, line by line, with the last line being the date. ...
The Greeting. The greeting always ends with a comma.
The body. Also known as the main text.
The complimentary close.
The signature line.
or
Heading and Inside Address. The heading reveals the identity of the sender, and the inside address tells the reader to whom the letter is addressed. ...
Greeting. The greeting introduces your letter's professional tone. ...
Body. The body expresses your message in a clear and professional manner. ...
Closing. ...
Signature.
Step-by-step explanation: