If you notice that a Programmatic Guaranteed deal in Display & Video 360 under-delivered last week, the first thing you should do is use the Deal Troubleshooter to determine why this happened.
- See if the line item has multiple targeting assigned.
- Review the campaign-level targeting.
- Contact the publisher.
- Use the Deal Troubleshooter.
The correct answer is: Use the Deal Troubleshooter
Explanation: The Deal Troubleshooter is a comprehensive and user-friendly tool designed to pinpoint issues with various deal types, such as private auctions, guaranteed deals, non-guaranteed fixed deals, and open auction line items. It offers immediate insight into the reasons behind a deal’s underperformance. This feature is compatible with deals from any exchange that integrates with Display & Video 360. It allows for the use of filters to focus on specific deals, especially useful if a line item targets multiple deals. By utilizing the Troubleshooter, you can uncover the specific reasons and quantifications for lost impression availability across three levels of analysis, providing clarity on why a line item may not be capturing available inventory. This initial step is crucial for identifying and rectifying issues affecting deal delivery.
Read more here: https://support.google.com/displayvideo/answer/6292894