Compare Your Clicks
Resource allowing Webmasters to run live comparisons of keyword bid prices at multiple pay-per-click search engines. You Would also find info related to seltext(this) and much more.

CPC-List.com
Listing of pay per click search engines. Offers reviews, special PPC promotions, and general reference on the PPC industry.

Pay Per Click Analyst
Reviews of pay per click search engines.

Pay Per Click Bid
Offers pay per click search engine review, pricing, management software, keyword bid management tools and advertising costs information. You Would also find info related to link exchange software, web site promotion software, website promotion services, reciprocal, management, arelis, trade links, website popularity, internet marketing and much more.

Pay Per Click Guide
Reviews the best and worst pay per click search engines on the Web. Includes web promotion tips. You Would also find info related to pay per click, pay per click search engines, pay per click guide, pay per click review, pay for placement search engines, pay for ranking search engines, bid for position, search engines, PPC, marketing, web promotion and much more.

Pay Per Click Guru
Compare pay per click search engines and other useful PPC tools. Browse information on various pay per click search engines, resources and tools. You Would also find info related to pay per click search engine advertising online marketing ppc cost per click cpc and much more.

Pay Per Click Search Engines Reviewed
Aims to review all sites that charge money for listing or ranking a site. You Would also find info related to pay per click search engines, pay for placement, pay ranking search engines, bid position, pay per click and much more.

PPC-Directory.com
Listing of hundreds of pay per click search engines, reviews of bid management tools, scripts, and sites. You Would also find info related to pay per click search engines, pay-per-click-search-engines, ppc, pay-per-click, bid management tools, bid-management-tools, pay-per-click-search-engine-tools, pay-per-click-reviews, ppc-search-engine-reviews and much more.

Smarter Scripts
Offers scripts to help make websites more interactive. Offers Smart Search for building pay-per-click search engines, as well as other products for web promotion.

UK Pay Per Click Search Engines
Reviews a few engines and examines how their syndicated partners display results. You Would also find info related to pay per click search engine, PPC, UK, eSpotting, Overture, performance and much more.