Data validation in Microsoft Excel is a great way to limit what can be entered into a cell. However, creating rules using a formula allows you to enforce even more precise parameters—and there are ...

Q: I have an Excel spreadsheet that I update weekly with our employees’ Actual Sales and Sales Goals. I manually insert a red circle to indicate those who did not reach their sales goal by more than a ...

Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.

One way to streamline data entry is to create custom lists in Excel and use them to create drop-down lists in specified cells. When you use the program's Data Validation tool, along with its ...