To add Notes to your documents, click on the Note button located at the upper right side of the Document Browser:
You can place one or more Notes anywhere in your document using your mouse:
To place text in the Note, double click on the Note and type in your comments.
To delete a Note, right click inside the Note and choose Delete:
The Note will only appear in the document under the Image tab and not under the Native tab:
You will only see your Notes in the Review and Drafts views. Notes do NOT appear on Exported documents.