Pay Per Click Search Engines
Pay Per Click (PPC) ad is one type of web advertising which advertisers pay only for visitors on cost per click. Advertisers can place ads on search engines which offer this kind of service (such as Google, Yahoo, Bing) and a large group of websites that have partnered with them (called network, which can be further divided into search network and display/content network.), learn more.
Google is the most popular search engine which provides Pay Per Click ad services, include Google Adwords and Google Adsense. Google creates more bidding and advertising models to satisfy advertisers’ multiple advertising goals,
you would get overall insight about advertising on Google, learn more.
Yahoo and Microsoft advertising merged on Oct 2010, managing ads on the two major search engines – Yahoo and Bing is easier since merging, through Microsoft Adcenter, advertisers can manage ads on both Yahoo and Bing at the same time, learn more.
Facebook is the most popular social network which is providing Pay Per Click ad service, as its different natures with Google and Yahoo/Bing, results are quite different, advertisers need measure its long term effects rather than direct sales, learn more.