You may already know you can add a watermark to a Word document, but you might not know that you can also add a watermark to an Excel sheet. Here's how.

A complex Excel 2007 workbook could require multiple sheets. By default, Microsoft provides three sheets on each workbook, but you can add as many as you need. Clicking the "Insert Worksheet" button ...

You can add a watermark to an Excel workbook using your own picture. It can be a stamp, your logo image, or any image that you want to use to watermark an Excel file. Let’s check out the steps ...

Just to the right of the Office button is the Quick Access toolbar, with buttons for using Excel’s most common features, including Save, Undo, Redo, Sort, Print Preview and more, but you can add ...