Click on 'Pop-up Preset' to choose one of the many pop-up styles.
'Email For replies': Here you can set an email to which you would like to receive subscribers info. You can also add a text to be displayed after a user submits a form.
You can also determine the 'Location', 'Width' and 'Height' of the popup.
'Pop options': You can choose all 3 options to set the stage/time at which the popup should appear on the users’ screen.