Apple provides its OSX upgrades free through the Mac App Store for all Macs, whether owned by the University of Montana or personally-owned.
How to acquire a copy
Apple software is obtained directly through the App Store on your Mac. Also, free from the App Store is iWorks. iWorks includes Pages (similar to Word), Numbers (similar to Excel) and Keynote (similar to PowerPoint.)
Who manages the license
Where to go for support
CFC IT (QSG)