For the most part the free upgrades are indeed free, but in certain situations, customers will need to pay for the cost of the packaging and shipping themselves. The software giant has done similar Technology Guarantee Programs for Windows and Office. 30, 2010, at Microsoft or authorized reseller,” revealed a member of the Macintosh Business Unit (MacBU) at Microsoft. Qualifying purchase details: Office 2008 for Mac must be purchased between Aug. “Today, we are announcing a program to allow qualifying customers to upgrade to Office 2011 at no additional cost when they purchase Office 2008. Of course, the free upgrades will only be offered after the next generation of Office for Mac will become available. The Redmond company announced the debut of Microsoft Office for Mac Technology Guarantee Program as it unveiled plans to release Office for Mac 2011 in October. Essentially, the Redmond company is prepared to offer free upgrades to Office for Mac 2011 to all new users that acquire Office for Mac 2008. With the next iteration of Office for Mac available at retail in October 2010, Microsoft is going on the same path it went with product such as Windows 7 and Office 2010 in order to ensure that customers keep buying the existing version of the product.