KB Article: http://support.microsoft.com/kb/2533405


 Consider the following scenario:

  • You type some text in a Word document in Microsoft Office Word 2007.
  • You insert comments for the text.
  • You copy the text that has the comments.
  • You paste the text into an email message body.
  • You send the email message.
  • You open the .msg file in Office Outlook 2007 or Outlook 2010.

In this scenario, the comments for the text are missing in the email message body.