1. Select the check box next to Track This Mail before sending the mail. 

Figure: Enabling tracking option

When the receiver of this mail opens the mail, the sender is notified. The notification appears as an icon next to the opened mail in the Sent Items folder as displayed in the following figure.

Figure: Mail opened notification

On clicking the icon, Mail Track window is displayed with the name of the user and date and time when the mail was opened.

Figure: Mail Track window

NOTE: Email delivery notifications is also be available for external correspondences . The read receipt mail is delivered to sender’s email ID when viewed by external users