Fragmenting your data across many Excel tabs is a common habit that silently kills file performance, introduces hidden errors, and turns reporting into a tedious chore. Here's why you need to stop.

Microsoft Excel makes it easy to import data from other sources, such as Access and Oracle databases. Doing so, however, may result in poorly formatted data that is difficult to analyze, sort or ...

Stop hunting through tabs—build a portable custom ribbon containing your favorite commands and Excel's most useful secret tools.

In the January column (page 82) a reader asked how to display 36 workbook tabs in Excel. We described several solutions, but reader Mary Jo Gruber, a CPA with a St. Louis public school district, ...