You've built a perfect Excel table, but the moment you try to use its headers in a drop-down menu, everything breaks. Excel's Data Validation is notoriously picky with tables, but there's a clever ...

You don't have to do it manually.

Drop-down lists in Microsoft Excel (and Word and Access) allow you to create a list of valid choices that you or others can select for a given field. This is especially useful for fields that require ...