<http://schema.org/description>
"If you bought a Windows 7 PC after June 2, you're eligible for a discounted Windows 8 Pro upgrade for just $15. If you lie and tell Microsoft you bought a Windows 7 PC after June 2, ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/microsoft/2012/10/30/microsoft-website-loophole-lets-anyone-buy-windows-8-pro-for-just-15/windows_8_loophole_6/>