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Glossary Term O – Pay Per Click List

ODP - Open Directory Project
Open Directory Project, a volunteer based, human-edited search directory which produces search results for major engines like Google and AOL. See also: DMOZ.

Open Content
Information that is of public domain is open content. Specifically open content is copyrighted but made available to the public for reuse under license terms.

Open Source
Open source software is distributed with the source code freely available for alteration and customization. The idea behind open source software is the exact opposite of the old "too many cooks spoil the broth" adage. Theoretically, through the collective work of many programmers, the resulting software can become more useful and free of holes and bugs. One of the most well-known pieces of open source software is Linux.

Open Source Software
A brilliant programmer share-all, open source software is software where the programming code is available so users may read, change, and alter it. Many new programs are built from open source software as it can be altered in many ways. Linux operating system is a premier example of open source collaboration software.

A large business-only directory. The URL is

The changes that are made to the content and code of a web site in order to increase it's rankings in the results pages of search engines and directories. Examples: These changes may involve rewriting body copy, altering Title or Meta tags, removal of Frames or Flash content, and the seeking of incoming links.

Overture, formerly known as GoTo, is the most widely used pay per click search engine. Overture supplies results for some of the most popular search engines and search portals, including AltaVista, GO, HotBot, iWon, Lycos, MSN Search and NBCi.


The more search engines your listings appear on, the more customers you attract. And only Yahoo! Search lists your business in the search results on eight of the top U.S. search properties: MSN, Yahoo!, AltaVista, InfoSpace, AlltheWeb and NetZero. LEARN MORE


Though smaller than the giants, Overture and Google, Search123 has a healthy reach of advertising market. We like that you can get started for $25 and there is no minimum monthly bid amount. LEARN MORE


FindWhat has many of the benefits of Overture, but it is still small enough to offer low bid amounts and customer support for advertisers. FindWhat has a wide reach with WebCrawler, MetaCrawler, DogPile, and more. LEARN MORE