When Mac users were introduced to OS X Mountain Lion, we gained the capability to be a little more hands-on with our MacBooks or trackpads through Gestures. While this seems like a small change, I can say from personal experience that getting familiar with these moves can definitely help increase your productivity.
5 Key Features You Need To Know About On Your Mac
Here's a quick guide to using some of the features in Mac OS that you might not already know about.