Excel files can be complicated worksheets with pages of data, calculations and cross-referenced information. With all that information, it's no wonder you might feel panicked when one of your ...

If you update recurring data, such as monthly sales figures, you might create a copy of a completed sheet to use as a starting point. For instance, when you’re ready to start tracking February’s sales ...

Don't manually re-enter data you find on the Web. Open Excel and transfer the data directly into a worksheet. If you glean data from the Web (and who doesn’t these days), chances are that you print ...