Click Customize Review Options. Select Also Allow Users Of Free Adobe Reader 7.0 To Participate In This Review. If you want to include drawing tools, such as the Cloud and Arrow tools, also select Display Drawing Markup Tools For This Review. Click OK, and then click Next to continue through the wizard.
When you select Also Allow Users Of Free Adobe Reader 7.0 To Participate In This Review, Acrobat enables reviewing tools such as the Note tool and Pen tool for the PDF document so that reviewers using Adobe Reader 7.0 can enter comments. Instructions for using the reviewing tools are displayed when the document is opened by Adobe Reader 7.0.
Send the file to reviewers.
Customize the subject line and e-mail message for reviewers, and then click Send Invitation.
By default, Acrobat includes the file name in the subject line and instructions for reviewing the document in the body of the e-mail message. You should leave the instructions in place for reviewers who are unfamiliar with Acrobat and Adobe Reader. However, you may want to add a personal message, note a review deadline, or provide additional context for the review in the message.
This tip is reprinted with permission from Adobe.com
OK, so you want to stamp your document. Maybe you need to give reviewers some advice about the document's status or sensitivity. This tip from author Ted Padova demonstrates how to add stamps with the Stamp Tool along with related comments.