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 ...

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 2010 stores data within cells, which are simply segregated pieces of the spreadsheet that Excel can then reference to work with the value in the cells. Since not every ...