You can target users by location, language, and device. For more sophisticated targeting, use either your own cookies or cookies from a third party. For more information, see: How remarketing works.
We analyze the page before serving the ad to determine whether it will serve above or below the fold. For more information, see: Above-the-fold targeting.
Authorized Buyers uses CPM to determine the winning bidder.
When running the auction, Authorized Buyers takes several metrics into account (CPC, CTR, impressions, and so forth) to convert your Google Ads CPC bid into a CPM bid.
The video creative may be missing a required asset and is being filtered out, but is not disapproved. Please make sure to include all assets required for the video ad (for example, WebM, Mp4, FLV, HTML5).