Product IDs, serial numbers and other reference numbers require a unique identifier to avoid confusion when referencing a product or specific data point. Although you can manually enter unique numbers ...

Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a ...

In a Microsoft Excel spreadsheet, you may have formulas sitting in one cell that require the information within another cell in order to calculate. These relationships are called references. When a ...

Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

Microsoft Excel is designed to alert users whenever a circular reference is causing problems. Folks who are unable to spot the error can take full advantage of the ...