If you are looking for energy savings and are in the Texas, New York or Illinois markets, I would suggest getting a rate check from Ambit Energy. The have an A- BBB rating in Dallas where the company is headquartered, are a participating BBB company and have high business standards.
As an independent consultant, I can tell you that the rates are very affordable and they have a great customer interactive website that shows you up to the minute information about your account that leaves nothing to guessing.
You can see my personal October 2009 bill and judge for yourself. It is located at
More info on Ambit service can be found at