A common use of data validation is to create a drop-down list. Use it to restrict the type of data that users enter into an Excel cell.

The Data Validation feature in Excel 2013 offers a List option to confine selections in a cell to a preconfigured series of values. This selection can further influence the values in another list ...

Learn how to use a data validation control to allow users to select when to run multiple VBA procedures in Microsoft Excel.