Whenever documents are produced, edits are often required. Excel allows you to track your edits electronically using the Track Changes and Comments features. Make sure you review the video and all 4 pages related to Track Changes.
Before submitting work, it is important to ensure that there are no spelling errors or information you want to keep private. Fortunately, Excel includes several tools to help finalize and protect your workbook, including Spell Check and the Document Inspector. Review the video and all 4 pages instructing you on Finalizing and Protecting Workbooks.