The Yahoo! Publisher Network (abbreviated YPN) was an

advertising network An online advertising network or ad network is a company that connects advertisers to websites that want to host advertisements. The key function of an ad network is an aggregation of ad supply from publishers and matching it with the advertiser' ...

launched on August 2, 2005, by

Yahoo! Yahoo (, styled yahoo''!'' in its logo) is an American web portal that provides the search engine Yahoo Search and related services including My Yahoo, Yahoo Mail, Yahoo News, Yahoo Finance, Yahoo Sports, y!entertainment, yahoo!life, and its a ...

and effectively closed on April 30, 2010. The service only accepted US-Based publishers. YPN provided

cost per click Pay-per-click (PPC) is an internet advertising model used to drive traffic to websites, in which an advertiser pays a publisher (typically a search engine, website owner, or a network of websites) when the ad is clicked. This differs from more t ...

contextual advertising Contextual advertising (also called contextual targeting) is a form of targeted digital advertising. Contextual advertising is also called "In-Text" advertising or "In-Context" technology. Contextual targeting involves the use of linguistic fact ...

as well as various tools and services to assist publishers in building and improving their websites.

History

In May 2006, YPN caused some controversy by shutting down accounts used for

MySpace Myspace (formerly stylized as MySpace, currently myspace; and sometimes my␣, with an elongated Whitespace character#Substitute images, open box symbol) is a social networking service based in the United States. Launched on August 1, 2003, it w ...

layout sites. The reason given was the quality of traffic was very poor. Also in May 2006, the Yahoo! Publisher Network's blog posted an updated version of their requirements from publishers. YPN explicitly stated visitors must recognize advertisements as advertisements, and images/media could not be placed to induce accidental clicks.

Closure

Users of the service received an

e-mail Electronic mail (usually shortened to email; alternatively hyphenated e-mail) is a method of transmitting and receiving Digital media, digital messages using electronics, electronic devices over a computer network. It was conceived in the ...

on March 31, 2010, that the service would stop serving ads on April 30, 2010.Yahoo Publisher Network To Be Axed, Customers Referred To Chitika Instead
/ref> Users who wished to continue displaying advertisements were referred to the Chitika ad network. Chitika is a search-targeted advertising network and serves over 2 billion ads per month.

References

External links

Yahoo Publisher Network

Yahoo Publisher Network Blog
{{Yahoo! Inc. Publisher Network Online advertising services and affiliate networks