Open licensing is for small to mid-sized organizations that
have less than 250 desktop PCs and who order as few as five licenses. Benefits
of Open License include, discounts off the retail price of software, the ability
to track and manage licenses by using online tools, and the rights to create a
standard image and deploy it on multiple machines, and rights to transfer
licenses from one machine to another.
Licensing Requirements: A minimum of 5 licenses is required in
order to purchase through Microsoft Open Licensing. This license comes with
Microsoft's Maintenance Program, Software Assurance.