If you check your desktop at work, you're likely to find Excel in there somewhere. Microsoft's original killer app, the spreadsheet tool just keeps getting more useful and the seven courses in the ...

Microsoft Excel is useful for more than just making tables. In fact, it’s one of the most valuable skills you can have, as it plays an important role in literally every function, in every industry.

The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. Kick off your training with the basics of ...