Google: Updating our site reputation abuse policy developers.google.com

"We're clarifying our policy language to further target this type of spammy behavior. We're making it clear that using third-party content on a site in an attempt to exploit the site's ranking signals is a violation of this policy — regardless of whether there is first-party involvement or oversight of the content. Our updated policy language, effective today, is:

Site reputation abuse is the practice of publishing third-party pages on a site in an attempt to abuse search rankings by taking advantage of the host site's ranking signals."