Blogging for Dummies. Idiots Guide to Blogging. Both in one. And Free. If you are in business and not yet blogging, you need to get started now. There is no less expensive way to talk to your customers. You will see upcoming posts on this subject.
But here is a great place for you to start if you don't have a blog, or if you've been putting up posts for a while, but need a quick tutorialJakob Nielsen's Alertbox
I have already applied some of the advice found at Alertbox in this post. See if you can spot the new approaches.