Search Engine Diva

AdCenter has an area to help you figure out the commercial intent of a word or website:
This tool can be used to find keywords that are commercial but have low ad coverage. From a SEM point of view, it is useful to find these keywords as they have low bid density (low price), but high commercial value. Similarly, for an advertizing engine, this can help increase ad relevancy by displaying fewer ads if a keyword has low online commercial intent.
Commercial Intent Tool

Demographics Prediction
This tool predicts a user’s age, gender, and other demographic information, based on their online behavior, such as what queries they search online and what web sites they visit. It lets merchants learn more about their customers before bidding for keywords.

http://adlab.msn.com/Demographics-Prediction/

I have always been an advocate of Article Marketing for SEO and PR purposes. The toughest part for many is creating content. Robin Nobles, a celebrated author and one of the founders of Search Engine Workshops created an ebook: “Content Challenged No More“. It was designed to help you come up with ideas for articles, content for websites, newsletters, blogs and even affiliate marketing ventures.  

The next challenge is getting more mileage from your articles. There are only so many hours I am willing to be chained to my desk writing articles and rewriting articles.  I have tried software and scripts that scrambled the article contents in a feeble attempt to rewrite an article or make it unique.  I was never satisfied with the results. The truth is no piece of software or scripting is ever going to be