Here are some great tips for those of you that have been long time Windows users and are switching over to OSX.
Taking screenshots of your desktop is more advanced and is done differently than on Windows. Read article here of tutorial on how to take Screenshots http://www.techlivewire.com/1090/how-to-take-a-screenshot-on-imac-or-macbook-pro.html.
Spotlight (“Command” + “Space”) will become your new best friend.
Learn to use keyboard shortcuts. Apple has a great list of common (and some not so common shortcuts):
Similar to Windows PC, you should consider keeping brightness dim to increase battery life.
This is more of an optimization tip, but running OSX from an SSD will greatly increase speed. Some Mac laptops like the Air come with SSD.