Most people set up a dropdown list to make spreadsheets smarter with Excel's data validation. However, the Custom option in the Data Validation dialog accepts any formula that returns TRUE or FALSE, ...

From simple lists to dynamic spill ranges and cascading menus, Excel drop-downs offer flexible control over data entry.

When multiple data variables are accommodated in a project, the time and spatial grids of those variables must be identical. As such, you must control the data other people enter. That’s when you need ...

Learn how to use a data validation control to allow users to select when to run multiple VBA procedures in Microsoft Excel. There are lots of ways to execute a VBA procedure in Microsoft Excel. You ...