On July 10, however, Microsoft notified its reseller partners that it plans to allow business users who’ve purchased volume licenses plus Software Assurance contracts to get Windows 7 before the end of July. Microsoft had told partners it was extending a special Windows 7 promotion for Software Assurance users through August 31. Customers who buy Software Assurance by that date will have the rights to upgrade to Windows 7 on PCs they purchased starting on August 1, 2008. Microsoft is offering users 15 percent off the cost of Windows 7 via the promotion, he said Deeper2K.
Source:→ All About Microsoft