The email account for the course is
itam.spring09@yahoo.com
You can use any PROFESSIONAL email address/account you want to communicate via email.
In order to log on to the course's blog you will need to get a google account (sign up at googlemail.com). Click "Sign up for gmail.'
This account will also give you access to the chat room
My google account is fgcarasi. Add my name to your chat list.