Free Domain Name

Microsoft has come up with an idea which can gain them a new lead in market.
Virtual Office
http://officelive.microsoft.com/
Although the idea is in beta stage but the offerings are great. Even a free domain name.
Wht else can one ask for?
Basic Idea
You need be running a small bussiness hance for expanding your bussiness to net you are creating your virtual office using this tool.

But there is a catch!!
You need a credit card so that there is no misuse