- Adjust the partner revenue model
- Confirm that media fees are invoiced
- Check the line item’s Impression lost chart
- Check the creative approval status
The correct answers are: Check the line item’s Impression lost chart and Check the creative approval status
Explanation: See specific reasons and quantifications for why impression availability was lost.
The creative could not be served due to local policies – This may be related to the creative being for restricted products or services, being unapproved to serve in Russia or China, and/or the creative including calls to an unidentified ad technology provider.
Read more here: https://support.google.com/displayvideo/answer/6292894