http://www.tgdaily.com/2006/10/24/vista_upgrade/

At least thats how I read this from Tomshardware.

working with participating computer manufacturers and system builders that plan to sell PCs loaded with Windows XP or pre-installed with 2003 Microsoft Office software to make the Express Upgrade to Windows Vista and Microsoft Office Technology Guarantee programs available to consumers and small businesses from Oct. 26, 2006, through March 15, 2007."


So maybe starting tomorrow.