Share 'Save $100 on Windows 7 Professional Upgrade'

The Windows 7 Professional Upgrade will not be available until October 22, 2009. However, if you want to pre-order now, Amazon has a great deal, which saves you a hundred dollars. Amazon even gives a price guarantee: if the Amazon price decreases between your order time and the end of the day of the release date, you'll receive the lowest price. There is a limit of three (3) per customer, and…