Learn how to create useful spreadsheets. TL;DR: Through July 21, master the much-loved, much-hated Microsoft app with this Microsoft Excel training bundle. It's on sale for just £23.60 (reg. £314.14) ...

Let us guess, Microsoft Excel is on your resume? Don't worry, it's on most people's resumes these days since Excel is one of the most important programs used in the business world today. But how well ...

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 May 22, master the beloved ...

While gut instinct still has a place in business, most decisions today are made with data. Whether you work in sales, marketing, finance, or science, you need to know how to crunch the numbers.