Get more back with purchase of Microsoft Windows 7
From August 16, 2010, through October 17, 2010, qualifying new commercial licenses of AutoCAD 2011 and AutoCAD LT software may be eligible for the following rebate options:
Save $300 by Mail-in Rebate on new commercial licenses of AutoCAD 2011 software;
Save $400 by Mail-in Rebate on new commercial licenses of AutoCAD 2011 when purchased with Microsoft Windows 7 Professional, or Microsoft Windows 7 Ultimate.
$200 by mail-in rebate on new commercial licenses of AutoCAD LT 2011 software and
$300 by mail-in rebate on new commercial licenses of AutoCAD LT 2011 software when purchased with Microsoft Windows 7 Professional, or Microsoft Windows 7 Ultimate.