Anchor Text: "Linked Text" Anchor text is the text that you click on to activate and follow a hyperlink to another web page or another web site.

Alt Tag : Alt tag refers to the text that is associated with an image. This originated from when web browsers were not universally available as "Graphical Browsers" so the "Alt text" was a description used to describe the image. Now adays it is also used in the "mouseover" text popup that appears when you move your mouse over a graphical image.

Cloaking: Method by which specific content is served up to the search engine spider that is different then what the normal surfer sees.

CPC: Cost per click. This is a frequent term used in PPC terminology. It refers to the cost associated with each click.

CPA: Cost per Acquisition or also known as Cost Per Sale. This is typically an average dollar amount to the total cost in clicks it takes to convert to a sale.

Conversion Ratio: The conversion ratio is the average number of visitors who visit the site who make a purchase or perform some sort of action. (register as a customer, etc). Conversion ratios vary by the type of traffic you are getting. More "Targetted" traffic typically means higher conversion rates.

Doorway pages: Pages setup specificly for search engines. Once the visitor reaches the page, they are then redirected to another website.

Hits: This generally means ALL requests from a webserver including requests by a web browser for html pages, jpeg's, gif's and other images. Hits is a phrase often thrown around but is generally not very meaningful in quantitfying search engine traffic.

PPC: Pay Per Click.

Paid Inclusion: This program gives advertisers the benefit of advertising with smaller search engines on a massive scale without the fear of clíck fraud.

PageRank: Formula developed by Google to determine a web pages "inbound link ranking" Often referred to as "PR" value.

PageViews: Number of times your webpage was viewed. Includes duplicate views by the same visitor.

Pay Per Action  Under this model, advertisers do not pay every time a user clicks on an ad. Instead, payment is only made when a clíck through leads to a desired action. This could be a purchase, filling out a form, downloading trial software, or even making a call.

Pay-Per Percentage:A simple method for selling advertising, pay-per-percentage of impressions, that is immune to both clíck fraud and impression fraud... ads must be shown in a truly random way, across the percentage of impressions purchased.

Pre-fix match: A system that is similar to broad-match, but more compatible with pay-per-percentage... auction pay-per-percentage matches, including prefix matches in a revenue maximizing way...make it easier to sell to advertisers

ROI: Return on Investment. A quantitative analysis of investment in advertising and marketing budgets and the resulting return on the investment.

SEO: Search Engine Optimization.

SEM: Search Engine Marketing.

SERPS: Search Engine Result Pages.

SPAM: Unscrupulous or unethical means of inflating results. Usually deteriorates the quality of listings and often results in penalties or being banned from a search engine.

Unique Visitors: Total number of unique visitors to your website or web page.

URL: Refers to an http:// hyperlink such as http://metrimax.com/