While results like this aren’t typical, the return on blogging is demostrable through this case study by Debbie Weil:
So what’s Charlene Li’s ROI on blogging?It’s, er, over 5,000 percent. That’s based on her calculation that her blogsite triggered $1 million in new business for Forrester last year. Charlene, who’s a principal analyst for Forrester based [...]

Blogs are popping up all over the place. Everyone has a blog now, and because of this, you have to find new ways to make your blog get noticed.
One of the easiest (and FREE) ways to help people find your blog is by writing an article and submitting it to an article submission site.
Here [...]