Around the web
Keywords Everywhere - a very useful free toolA new addition to my useful tools set is "Keywords Everywhere". This neat Chrome and Firefox browser extension will instantly show you the search volume and AdWords cost for a particular search, right by the search itself. Something like this: If you're testing out some quick ideas, and want the official Google data, it can be a real time-saver.
Business Marketing Online (BMON): Google AdWords Management