Block bad data, duplicates, and incorrect dates with these custom rules.

Data validation in Excel lets you restrict what can be entered into a cell, whether whole numbers, decimals, dates, or a certain number of characters. However, one of the most powerful capabilities of ...

These are the demonstration files to accompany the article, How to run a VBA procedure from a data validation control in Microsoft Excel by Susan Harkins. This download includes an Excel file and a ...