Here are some free blogs to help you get the word out:

Blogger.com
Bravenet.com
BusyThumbs.com
LiveJournal.com
Multiply.com

MySpace Blogs
ShoutPost.com
Thoughts.com 
Weebly.com
WordPress.net

 Feel free to go to my blog ThePandorasBox.net/blog and use any of the

posting you'd like to help your customers out.