Tim Bray posts http://www.tbray.org/ongoing/When/200x/2006/09/21/Atomic
That is worth a read if any of my ex-company colleagues are keeping up with this blog. I suggest you follow his link to that review he cites by a US agency. It is a thorough piece of work and relevant to your product lines.
I promised a blog on targeted selection techniques. A good friend gave me some literature to review and I will post that blog when I finish the review. It's an easy system to game but interesting in what it sets out to achieve.