A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Reciprocal links - Link exchanges programs, where websites try to build false authority by trading links, using three way link trades, or other low quality link schemes.
Redirect - A method of alerting browsers and search engines that a page location moved. 301 redirects are for permanent change of location and 302 redirects are used for a temporary change of location.
Reinclusion - If a site has been penalized for spamming they may fix the infraction and ask for reinclusion.
Relative Link - A link which shows the relation of the current URL to the URL of the page being linked at.
Resubmission - Much like search engine submission, resubmission is generally a useless program which is offered by businesses bilking naive consumers out of their money for a worthless service.
Reverse Index - An index of keywords which stores records of matching documents that contain those keywords.
Robot - A program that automatically acts without the interference of the user. In Search engine spider is a type of robot.
robots.txt – Text file in the root directory on a website that controls the SE spider’s access to webpages within the website.
ROI - Return on Investment is a measure of how much return you receive from each marketing dollar.
RSS - Rich Site Summary or Real Simple Syndication is a method of syndicating information to a feed reader or other software which allows people to subscribe to a channel they are interested in.