*You can also get the Windows 8 Enterprise evaluation through your TechNet Professional Subscription or MSDN Subscription. For IT professionals that don't have access to any of the above options, a 90-day evaluation version is available for download through the TechNet Evaluation Center.
** Windows 8 Enterprise is available exclusively as a benefit of Microsoft Software Assurance through Volume Licensing programs such as Select Plus, Enterprise Agreement, and Enterprise Subscription Agreement. Customers with existing Microsoft Software Assurance for Windows are able to download Windows 8 Enterprise edition through the Volume License Service Center (VLSC), allowing you to test, pilot and begin adopting Windows 8 Enterprise within your organization. Volume License customers without Software Assurance are able to purchase Windows 8 through Microsoft Volume License Resellers.