Acceso usuarios
Mari Carmen Marcos, Lluís Codina Bonilla 
The article presents terminology and related web positioning concepts, features to be considered in planning a positioning campaign, its life cycle, and a selection of free tools that help to analyse a site's position and provide keys for improving it. Elements making up a working methodology for a positioning campaign's life cycle are proposed and analysed. Beginning with a general schema for analysis, design, and implantation, the authors describe components and phases of the campaign. Finally, ethical aspects of web positioning are discussed.
