apple
http://www.apple.com/support/switch101/
http://www.freesmug.org/portableapps
http://solution.allthingsd.com/20091222/opening-a-window-on-the-mac/
http://lifehacker.com/5427165/most-popular-free-mac-downloads-of-2009
http://www.maclife.com/article/feature/setting_your_new_mac_first_25_things_you_need_do
http://www.maclife.com/article/feature/top_10_maclifecom_articles_2009
http://www.apple.com/retail/arrowhead/
http://lifehacker.com/5567174/top-10-windows-applications-that-should-be-on-macs?skyline=true&s=i
http://lifehacker.com/top-10-projects-features-and-tips-every-mac-user-shou-575719595
http://lifehacker.com/lifehacker-pack-for-mac-2013-our-list-of-the-best-mac-635303836
Classes
Mac OS Cis 121AI