Excel's OFFSET function lets you create a reference that isquite literallyoffset from a starting point. It allows references to adjust dynamically to changes in your spreadsheet's data and structure.

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 ...

If you've used data validation in Excel before, you probably selected the relevant cells, clicked "Data Validation" in the Data tab on the ribbon, and created the rule in the Data Validation dialog ...