caption: Ad Networks Help marketers who were trying to collect inventory from a seemingly infinite number of websites and publishers.
exif: {"Image DocumentName": "Ad Networks Help marketers who were trying to collect inventory from a seemingly infinite number of websites and publishers.", "Image ImageDescription": "Marketers didn\u2019t have the time or resources to cherry pick ad impressions from each website. Aggregate inventory from publishers, filter or segment it based on different targeting options and sell it to advertisers. Marketers could buy impressions quicker, easier, and cheaper.", "Image XResolution": "200", "Image YResolution": "200", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}