To apply data validation rules to a selected cell or range, head to the "Data" tab on the ribbon, and click the top half of the "Data Validation" icon if you're using a wide screen, or the left half ...

The only true way to choose between iteration and pivot is data analysis. Conduct user interviews and determine your key ...

Is Design Mode greyed out in Excel? To enable Design Mode in Excel, take these steps to fix the misconfiguration or ...

Find new ideas and classic advice on strategy, innovation and leadership, for global leaders from the world's best business and management experts.