Write Excel formulas that are easy to understand and don't consume lots of memory.

Learning to use Excel worksheets like relational databases can help you save time, eliminating duplication when managing large projects. A relational database is useful because information resides in ...

In October of 2001 , we described in this column how to use the dollar sign ($) to make an Excel formula constant—so when you copy a formula to a different location on a spreadsheet it won’t ...