So, the retirement of Select Plus has been announced (Microsoft post – http://bit.ly/1k5EWp7) and MPSA is set to take over as the licensing program of choice for customers with 250 PCs who need a transactional agreement.
Today (July 2014) Software Assurance isn’t available in the MPSA but that’s all about to change and it WILL be available from 1 September 2014 (Microsoft post – http://bit.ly/1yLT61N).
This slide from WPC shows some other key milestones on the roadmap with Government and Academic offerings arriving in the March 2015 timeframe and Enterprise offerings sometime in Q1 of FY16.