One of the myriad factors that influence a site's Quality Score (and the placement of any paid search ads that link to it) for Google is the overall quality of the landing page. Seems like common sense, but the search giant thought to remind advertisers about the landing page issue in a new AdWords blog post. Sites that exist only to harvest user information (in exchange for "free gifts" or in stealth), install malware or otherwise provide a poor user experience will be penalized. And Webmasters will no longer get a heads-up when Google updates its system for checking landing page quality.
Read the whole story at AdWords blogspot »