How NOT to Write a Cover Letter

Most networking and job hunting seminars now advise people not to waste their time writing cover letters since - more often than not - they're simply not read.  Your resume goes into a database, and when the company wants to fill a position, they scan the database for relevant keywords and call the people whose resumes score within a certain range.  Consequently, spending hours crafting the perfectly worded cover letter seldom pays the benefits you would expect after investing hours of careful effort.

That being said, this guy seems to have the right approach - unless, of course, he wants to be taken seriously...

http://www.huffingtonpost.com/2011/05/23/epic-cover-letter_n_865569.html