Webmaster tools account you mean? If so then yes it's an amazing tool. If you really serious about rankings and PR then you should check it at least once a day to make sure you your website is doing well and you don't need to improve or fix any SEO.
Let's Forum is an internet discussion community that helps folks (webmasters) involved in the internet marketing, SEO (search engine optimization) and website development or design. Learn how to increase your business (eCommerce) website rankings, how to get on Google first page if you are a webmaster, new marketing techniques and ideas that will give you the necessary boost to achieve your goals.