...
The system will redirect you to Output Reporting page. You will have a notification that you have pending reports to be approved (1). You can approve it by clicking on “Overall output reporting” (2) button and approve the submitted reports. For more details see Overall overall output reporting.
You can start a discussion with the user who has submitted the output report by clicking on “discussion” (g).
...
The system will redirect you to the discussion page where you can discuss several issues regarding the output reporting. For more details see start discussion.