Excel may be a useful spreadsheet app, but it can do a whole lot more than just lay out data. Whether you're trying to save time doing repetitive tasks, perform complex analysis of large datasets, ...

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 ...

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. TL;DR: Through July 21, master the beloved ...