Microsoft is offering a discount on preorders for the Microsoft Windows 7 Home Premium Upgrade for $49.99 or the Microsoft Windows 7 Professional Upgrade for $99.99. These are special preorder prices, they will end on July 11, 2009.

• Microsoft Windows 7 Home Premium Upgrade $49.99 w/ Free Shipping [Amazon or NewEgg]
• Microsoft Windows 7 Professional Upgrade $99.99 w/ Free Shipping [Amazon or NewEgg]

Windows 7 is due for release on October 22. Find more information about WIndows 7 and find out which version is right for you at Microsoft.