If you want it to be in a form of a blog check:Blogger http://www.blogger.comorWordpress http://www.wordpress.comYou could also check: http://www.webs.com
I have a number of my own sites. I am a big fan of Yola.com They give you a large amount of space and all the tools to help you build quickly.
Check out www.viviti.com for an ecommerce web builder with shopping cart and PayPal options.Good luck!
