pixel
A single illuminated dot on a computer monitor.

plug-in
A program you add to your browser to help it handle special files, such as PDF and Flash.

POP (Post Office Protocol)
System whereby email is received and held for you by your internet server. Any mail stored in your mail-box on the server can be downloaded into an email program.

pop-over
A new browser window that appears over, as opposed to under, the current browser window to display another webpage or advertisement.

pop-under
A new browser window that appears under the current browser window to display another webpage or advertisement.

pop-up
A new browser window that 'pops up' in front of the current browser window to display another webpage or advertisement.

portal
Web site designed to be a starting point for users to surf the Web. General portals, such as Yahoo.com and Netscape.com, try to offer everything. Specialized or niche portals, such as CNBC.com (for Investors), and women.com, cater to a particular audience or interest.

PPA (Pay-Per-Action)
Commission paid by an advertiser for a specific action generated by an affiliate.

PPC (Pay-Per-Click)
Commission paid by an advertiser for each click through generated by an affiliate.

PPL (Pay-Per-Lead)
Commission paid by an advertiser for each sales lead generated by an affiliate.

PPS (Pay-Per-Sale)
Commission paid by an advertiser for each sale generated by an affiliate.

PPP (Point-to-Point Protocol)
Protocol for communication between two computers, typically connected by phone line to a server.

privacy policy
A website's official statement on:

• the type of personal information that is being collected.
• how the information is being used.
• how an individual can access their own data.
• how an individual can opt-out.
• the type of security measures that are in place to protect the user's information during the collection process and in storage.

privacy seal program
Program that certifies a site owner complies with the site's proposed privacy policy. For example, BBBOnline and TRUSTe.
http://www.bbbonline.com
http://www.truste.org

profiling
Building a profile on consumers' interests by monitoring and analyzing the URLs, types of content, and paths users take while online.

protocol
Special set of rules that computers rely on to communicate.

proxy server
Proxy servers cache web content in order to provide quicker access for users, when new requests are made for the same content.

Q

query
Request for information, usually from a search engine.

QuickTime
QuickTime is a multimedia and video file format from Apple Computer. QuickTime files combine sound, text, animation, and video in a single file.
http://www.apple.com/quicktime/

R

rate card
Pricing information for various advertising options.

RealAudio
A continuous or streaming audio file format from RealNetworks. A RealAudio player plug-in is required to listen to RealAudio files.
http://www.real.com

reciprocal link
Exchange of direct links to and from a site.

rectangle ad
Seven new Interactive Marketing Unit ad formats introduced by the (Interactive Advertising Bureau (IAB) designed to enable marketers greater interactivity and creativity. Dimensions: Large rectangle (336 x 280), medium rectangle (300 x 250 pixels), vertical rectangle (240 x 400), rectangle (180 x 150) and square pop-up (250 x 250).

referrer
The URL or site address from which a visitor came from.

relationship manager
Bank representative assigned to your account once you've started to process large volumes of transactions. This person is your direct link to the bank.

repeat visitor
Unique visitor who accesses a site more than once over a specific time period.

rich media ad
Internet advertisements that contains interactive elements such as video, sound, music, request forms, and games.

Robots Meta tag
The Robots Meta tag allow you to instruct search engine robots whether or not it can index or archive a page, and crawl the links found.

Robots.txt file
A Robots.txt file allows you to instruct search engine robots not to crawl or index certain pages, directories, or files on your server.

ROI (Return On Investment)
The bottom line on how successful an ad campaign was in terms of returns for the money spent.

RON (Run Of Network)
Ads that are run on some or all ad space across a network of sites.

ROS (Run Of Site)
Ads that are run on some or all ad space across a single website.

router
Computer that connects two or more networks

S

Satisficing
Satisficing is a cross between "satisfying" and "sufficing." It refers to the fact that when human beings are presented with numerous choices, I usually select the first reasonable option, rather than the best option available.

scalability
The ability of a computer application or product (hardware or software) to continue to function well as it (or its context) is changed in size or volume in order to meet a user need.

Scooter
The name of the AltaVista search engine spider. (now retired)