1. Login to your GoProof account.
2. Go to the Apps page via your profile name (top-right corner) > Apps.
3. Enable the Google Calendar card.
4. Login to your Google account.
5. Allow the integration between Google and GoProof.
All of your GoProof jobs with a due date will appear as individual events in your Google Calendar. The calendar events will mention that it has been created via GoProof.