If you've recently bought a laptop with Windows 7 installed, you may be eligible for a $14.99 upgrade to Windows 8 Pro when it's released. Microsoft has started taking orders for the upgrade offer, which will be fulfilled starting on October 26. The offer period goes from June 2, 2012, to January 31, 2012. Any PC with Windows 7 Home Basic, Windows 7 Home Premium, Windows 7 Professional, or Windows 7 Ultimate bought between those dates is eligible for the upgrade offer. Simply register with the website by February 28, 2013, and follow the steps.