We have a deal for 96% off a 33 hour training bundle that teaches you how to use Excel. This bundle teaches you about formulas, pivot tables, data analysis, macros, charts, and more. These courses are normally priced at $945, but have been discounted 96% to $34 as part of this deal.
This bundle comes with a 15 day satisfaction guarantee. If you're unsatisfied for any reason, just contact Stackcommerce and they will issue a full store credit within 15 days of purchase.