Computer application software for mobile phones, namely, software for enabling online communication, marketplace transaction, and collaboration enabling users to view, review, exchange, purchase, and sell goods and services; computer software for online communication, marketplace transaction, and collaboration enabling each user to view, review, exchange, purchase, and sell goods and services in geographic locations proximate to the user; computer software to enable users to view, review, exchange, purchase, and sell goods and services using a virtual marketplace; computer software to enable users to communicate and collaborate over a network; providing an electronic platform for bringing together, for the benefit of others, a variety of goods and services, enabling users to view, review, exchange, purchase, and sell goods and services; providing a website enabling users to view, review, exchange, purchase, and sell goods and services; services for viewing, exchanging, purchasing, and selling goods and services provided by means of electronic media, for example, through web sites; advertising and information distribution services, namely, providing classified advertising space over a network; providing online chat rooms and electronic bulletin boards for users for transmission of messages concerning viewing of goods, exchange of goods, purchasing and selling of goods and services, product reviews, collaboration among users, communication, general interest, classifieds, virtual community, social networking, transmission of photographic images, transmission of audio and video compilations; providing an online marketplace, forum, collaboration, and communication platform