As of today Microsoft will stop selling Xp to retailers and computure manufactures. Support for Xp will end in 2009. Limited support till 2014. It will Allow a downgrade from a very high priced version of vista. Other than that its gone. We got a notice today at work and took it off the shelves and began sending it back. A copy of the software may be purchased up until January 2009 if you can find it.