The Pointy Haired Dilbert blog runs down the details of this nifty Excel trickery, which uses a formula and an image to conditionally show or hide the chart —neat stuff sure to impress the boss.

Charts are great for showing comparisons and trends. In this tutorial, we will explain how to apply layouts and styles in a chart in Excel.

Charts and sparklines are powerful data visualization tools in Excel. Here’s a guide to the most popular chart types in Excel and how to best use them.