I am planning to install Office Pro Plus 2010 Serial Key and I am considering getting Windows 7. I have been shopping online and I have found Microsoft Office Pro 2010 Product Key and Windows 7 Upgrade. When I think of an upgrade, I think of it as something to improve Office 2010 X64 I already have. Is this the case with Windows 7 Professional Keygen? Is it an improvement on Windows 7? If so, why hasn't the upgrade been integrated with the Windows 7 software?