above the fold - It refers to the concept of viewing a web page without the help of scrolls.

Ad blocking - It refers to blocking of ads appearing on the web. This mainly refers to graphical ads on the web

ad group - It refers to a group of ads that are targeted to a set of keywords.

ad space - It refers to the space available for advertisements on a web page.

Add URL - It refers to the act of submitting a URL to search engines in order to make it aware of its existence.

Adsense Placement - The position or location where Google advertisements are placed on a web page.

advertising network - It represents network of many web sites that are into advertising and that allow advertisers to reach out to their audiences through different channels.

Adwords - It refers to an advertising product of search engine behemoth, Google.

affiliate - It refers to a salesperson or a publisher who is committed to affiliate marketing.

affiliate directory - It refers to a systematic collection of different affiliate programs.