Good Friday to you.

An interesting article - if you can measure it, you can optimize it.

http://www.clickz.com/3636111

You've heard of the 80 20 rule - example 80% of your sales come from 20% of your inventory... or any variation of that. Here is a nice article applying that to SEO.

http://searchenginewatch.com/3636083

Enjoy your weekend.