The Main Ideas:
Addressed properly: correct name, title, address
Targeted to specific job and organization
First paragraph introduces you and the purpose of the letter
Second paragraph is sales pitch; why they should hire you/invite you in for interview
strong closing indicates action you will take next

Visual
Paper coordinates with resume
Letterhead is businesslike, correct contact information
Correct spelling
Proper grammar
Consistent tenses
Layout is crisp; well-proportioned margins
Text not verbatim from resume; new or additional information that expands on or supports resume
Use bullets, bolding, and underlining wisely to make letter reader friendly
Signature
Envelope professionally addressed; laser printed, typed or neatly handwritten
Resume enclosed
“Voice” consistent with resume

Cover or Marketing Letter

Name
Address
City, State Zip

Dear Mr./Ms./Mrs./Dr. __________

Spending last Tuesday with you interviewing for the position of ___________ was definitely the highlight of my week. Your enthusiasm for both the industry and for working at ___________ made an indelible impression on me. I was particularly impressed with the extensive tour of your operations department; it certainly is the heartbeat of the company.

As we discussed, my experience with ________and _______appear to particularly qualify me for the position, and the classes that I am currently enrolled in at ________ will further prepare me to advance the technological support needed.

Your time and consideration is greatly appreciated. I do understand that you have just begun to search for candidates and would like to fill the position by year end. If there are any additional questions you need answered, please contact me. I will telephone you in approximately three weeks to follow up on the process.

Sincerely,

Signature