3) Finally, have someone quite young read it to you. Of course, they won't appreciate the argot of your industry. But they can still get better get the gist. Or you're depending on a recruiter to be really familiar with what you do. Also, be concerned about language they can't articulate. We often overrate the literacy in almost any industry.
Imagine a recruiter opening your cover letter to discover a title that addresses his top problem. How much more attractive will your packet seem? Go do two things right away: 1. Google "Johnson box for business letters" and learn about this terrific device, then 2. Brainstorm 7 headlines you could use for your cover letter format. With the fierce competition in this job market, having 113 applications on the street does you no good at all if each of them is mediocre. There are so many candidates, just one or two of them will create great packets and beat you every time.