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

Excel's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...

Have you ever found yourself buried under a mountain of Excel spreadsheets, painstakingly updating formulas every time new data comes in? It’s a common struggle, one that can turn even the most ...

Excel spreadsheet databases work because users can filter the data inside these workbooks. Filters are conditions you specify in databases and spreadsheets to extract only the precise, requested ...

If you are looking for an easy way to enhance your Excel data analysis and visualizations you might be interested in learning more about the Filter feature available within Microsoft Excel ...

In many cases, you want people to enter a valid date, and no other type of information, when they're putting data into a cell in Microsoft Excel. For example, you might be asking people to record days ...

Marketing is built on one essential element: accurate information. As marketers, we're always collecting and analyzing data to understand customer behaviors, preferences, and trends. That information ...

Use Excel data validation to prevent duplicate values in a column Your email has been sent Prevent duplicates before they happen by combining a simple function with data validation. Excel has built-in ...