How to Add Comments to a Worksheet in Excel 2003

1. Open your Excel worksheet.
2. Select the cell to which you wish to add a comment. Click on the cell with your mouse's left button.
3. Select 'Insert' from the top menu bar and in the dropdown menu choose 'Comment.'
4. A text box will appear right after you click 'Comment.'
5. Type your comment into the text box.
6. When you've finished typing, click anywhere outside of the text box. This will save your changes.