my daughter is quite familiar with CUS and they actually will help you to do your own work on PCs but I don't think they are factory authorized to do the work on them
( your daughter might find this useful
http://web.reed.edu/cis/help/index.html)
but yes we have always had macs and have rarely any trouble, certainly not the problem with security , worms, viruses, and the like that others with that other OS have.
Also a new OS is expected in the spring- and Apple releases on time
Steve is getting a little snarky in his old age