It seems that Microsoft and Facebook integration goes much deeper than Bing search engine. Following their one day special "I’m a PC", where the company offered 50% off list price on all computers if you purchased Windows 7 Family Pack – the company is doing a "one up".

According to a post on Facebook, Microsoft Store will give away free copies of Windows 7 Home Premium to all visitors of their stores in Lone Tree [Colorado], Scottsdale [Arizona] and Mission Viejo and San Diego in California.
The only thing you need to do, besides bringing your computer – is say "Windows 7 was My Idea". A neat part would be to start with "I came from that-and-that city and state and Windows 7 was My Idea." Just to see how the store clerks will react.

Get Free Windows 7 Home Premium at Microsoft Stores on October 16, 2010. Just say: "Windows 7 was my idea"
Get Free Windows 7 Home Premium at Microsoft Stores on October 16, 2010. Just say: "Windows 7 was my idea"

This offer is one day only, on Saturday October 16, 2010 [tomorrow]. In any case, it looks like executives in Microsoft Store are fans of In-n-Out Burger and their secret menu.

Microsoft only has four stores in the whole of United States, so we listed them below: