other websites give very vague tips. i find i either seem sterile (would not hire) or arrogant (would not hire). if i try to write what i would love to receive, in their position, it's very short, because i think a cover letter is pretty bullshit, the resume will suffice. if i just send the resume, it will look lazy. bill what to heck
i personally would never want to hire someone who gave me a resume, and i don't know what a cover letter is. but how about just saying hi