Combo boxes are a useful way of entering data into an Excel spreadsheet, combining the flexibility of a text field with the convenience of a list box. Combo boxes provide you with a list of choices ...

Running a small business is challenging in any economic climate. One way to increase efficiency, minimize errors and maximize profits is to use the data available as effectively as possible.

Microsoft Excel's Data Validation tool lets you add a drop-down list to a cell based on existing data in a column. However, how this works depends on whether the source data is part of a formatted ...