Requests from PO:
When the uploader uploads a presentation, an email should go to the uploader to announce that the presentation is being processed.
When the presentation has been processed and uploaded to the platform, another email should go to the uploader.
Requests from PO: When the uploader uploads a presentation, an email should go to the uploader to announce that the presentation is being processed. When the presentation has been processed and uploaded to the platform, another email should go to the uploader.