New to a Mac? Here are some helpful keystrokes:
Apple or Command Button + h = Hide Current Application
Apple or Command Button + q = Quit Current Application
Apple or Command Button + c = Copy Highlighted Texts
Apple or Command Button + v = Paste Copied Texts
Apple or Command Button + z = Undo
Apple or Command Button + f = Find
Apple or Command Button + m = Minimize
Shift + Tab = Allows you to view current applications that are running and select them