How to Use SUMIFS with Criteria Lists, Summarizing Sales
With one exception, SUMIFS is a very powerful function. And it's very fast.
To understand the one exception, suppose you have a table of sales...
Use Excel’s INDEX-MATCH or VLOOKUP Functions to Populate Invoices and POs
A visitor asked how to set up a simple invoicing system in Excel.
This is a common problem in many small businesses, divisions, and sales...
Advanced SUMIFS Calculations with Criteria Lists
In Part 1 of this series, you learned how to use criteria lists for marketing data. In Part 2, we looked at financial data.
And now, in Part...
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Getting Radical with Excel
It's time to think about Excel in a radical new way—when we use it to work with business or economic data.
It's time, in fact,...
How Fast Is Too Fast?
(Originally published in Inc Magazine.)
What typically tops the list of worries of the chief executive officers of fast growing companies? Financing that growth, according...
How to Smooth Data by Using the TREND Function
Years ago, I read that Prof. William S. Cleveland had suggested that data could be smoothed by calculating a centered trendline through adjacent data—a...
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