For a more dazzling letter, it will come down to what you say and what you say depends on what you know about the company and the position. You should be professionally appropriate yet at the same time go with writing that will make you stand out. In this economy, companies can hire whomever they want. It’s up to you to show them that you’re not only a great fit for the company but that you are also better than the others applying for the same position. Keep your eye on the prize and the prize in this game is winning a chance at an interview.