42 Computer services, namely organizing information, sites and other resources available on computer networks, based on accurate calculation of revenue generated from advertising inventory; Computer network for integrated tracking and management of commerce related activities on a public access network; Computer services, namely, providing software interfaces available over a network in order to facilitate Internet marketing; extraction and retrieval of information and data mining by means of global computer networks; creating indexes of information, indexes of advertising materials and indexes of other information sources in connection with global computer network; providing information from searchable indexes and databases of information, including text, electronic documents, databases, graphic and audio visual information, by means of global computer information networks; Computer services, namely, providing temporary use of non-downloadable computer interface software available over a network in order to facilitate Internet marketing; extraction and retrieval of information and data mining by means of global computer networks; creating customized user-defined indexes of information, indexes of marketing materials and indexes of other information sources which include revenue and marketing data; customized searching services in the nature of providing specific information as requested by customers from indexes of information; customized searching services, namely, providing specific information as requested by customers from searchable indexes and databases of information, including text, electronic documents, databases, graphics and audio visual information, by means of a global computer information network