
Free Guide!
The ONE Critical Excel Skill You Need
This free Excel guide will help you to:
- Pinpoint the Excel skill you should work on now
- Understand how this skill can help you
- Find the optimal learning path to master this skill
Master one of the most useful functions in Excel – SUMPRODUCT. This tutorial explains how it works in easy steps. You’ll understand why you have to use a multiplication operator or a double negative, how to handle ‘and’ & ‘or’ conditions, and what to watch out for. You can test your knowledge with the attached exercise book.

Learn how to create a waterfall chart from scratch, using simple but unusual techniques. This version works with negative cumulative values and allows you to customize the data labels.

This free Excel guide will help you to: