The first step in making a spreadsheet readable is to tidy up the cell formatting. By smartly using cell borders, shading, ...

Go to the Data tab on the ribbon, then click Data Validation in the Data Tools section. In the Data Validation window, select ...

If your subtotaling rows are lost in a sea of worksheet data, use this simple conditional formatting technique to make those rows easy to spot.

Excel conditional formatting made easy! Learn formulas, advanced techniques, and troubleshooting tips to enhance your data analysis skills.

By combining Excel’s GROUPBY function with dynamic formulas, data validation lists, and conditional formatting, you can create an interactive data summary with robust drill-down capabilities.