To complete this procedure, you must have Read permission for campaigns and Read Access to the campaign subscribers. As well, the Campaign_Opened_Email_Tracking_URL merge field must be included in campaign email messages.
You can retrieve a list of Address Book entries who have opened Campaign email messages.
Click on the Campaign to make it the current entry.
Select Actions > Retrieve Opened Emails Address Book Entries.
– or –
Right-click and select Retrieve Opened Emails Address Book Entries.
The Address Book page opens and displays a list of entries who have opened a campaign email message.