Those who fail the validation test will be presented with two options - send their CDs to Microsoft and People who send in their CDs, show proof they bought Windows and fill out a piracy report will be eligible to get a legitimate copy of Windows at no charge. Those who don't have CDs or a proof of purchase but fill out a piracy report will have to pay for a licensed copy--$99 for Windows XP Home and $149 for Windows XP Professional.