Yahoo Publisher Network has made some updates to its quality guidelines and program policies.

The change which sticks out the most is the limitation of three ad units per page. Google AdSense works in a similar fashion, with the maximum amount of contextual network ads being set at three.

Yahoo has defined some simple quality guidelines for both the display of the ad unit and the quality of the page.

Why are they releasing this now? Probably because Yahoo Search Marketing’s Panama is kicking in its Quality Index scoring system today and with more advertisers coming into the Yahoo Search Marketing network, the more advertisers on YPN, the more YPN will need to expand to fill this demand.

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Yahoo, Yahoo Publisher Network, Policy, Quality, Guidelines, Update