Absolutely, Google Adwords is best Tool for PPC Advertisement and Keyword Research. Using keyword tool you can get ideas about keyword searches, CPC and Competition. Cheers
It is very essential thing for researching keyword and Pay Per Click process. I agree this item is useful for each and everyone.
If you have hot products or services - then AdWords is key to growing your business. But it will be a waste of money if you try to use it for AdSense profit or stuff of that sort.
Ya defiantly google adword are useful for all business. you can reach potential customers and enhance your business using Google’s online advertising program. with the help of google adword Reach people at the moment they're looking for what you offer.
It's a very useful tool but you must become one with the adwords, and while your at it educate yourself with Google analytics.