Tip #001 – Microsoft Office
Quick-Close Documents – not programs.
See that X at the top-right corner of your Word (or Excel or PowerPoint) window? That X closes the current program window. I say program window because it is possible to have more than one copy of the same program running at a time. Who hasn’t worked on two Word documents at the same time? Well then, you’ve had two Word program windows open…
Full tip here: Microsoft Office tip