42 Computer services in the nature of customized web pages featuring user-defined information, personal profiles and information; Computer services namely, remote management of electronic messaging systems for others, remote management of electronic messaging systems for others that allows users of mobile phones, portable media players, handheld computers and related mobile devices to communicate with each other; providing temporary use of web-based non-downloadable messaging software applications that allows users of mobile phones, portable media players, handheld computers and related mobile devices to communicate with each other and to send and receive messages among guests of real estate hosted by others and among the hosts who list real estate for rent; providing temporary use of a web-based non-downloadable software application for providing an online marketplace for buyers and sellers of goods and services on a global computer network; providing temporary use of a web-based software application for providing a two-way system for users of an online marketplace to evaluate and provide feedback regarding parties they have interacted with via the online marketplace; providing temporary use of web-based non-downloadable software application that allows users of mobile phones, portable media players, handheld computers and related mobile devices to list goods, real property and services for rent or sale and receive suggested improvements to their listing advertisements namely, software that allows users to list of goods, real property and services for rent or sale and arrange for professional photographs of the listed goods, property and services; providing temporary use of web-based non-downloadable software application that allows users of mobile phones, portable media players, handheld computers and related mobile devices to facilitate the sale of goods and services via computer network and to provide evaluative feedback and ratings of sellers' goods and services, the value and prices of sellers' goods and services, buyers' and sellers' performance, delivery, and overall trading experience in connection therewith; providing temporary use of web-based non-downloadable software application that allows users of mobile phones, portable media players, handheld computers and related mobile devices to list and rent real estate, access information, listings and announcements about real estate and rental advertisements for the foregoing; providing temporary use of web-based non-downloadable software application that allows users of mobile phones, portable media players, handheld computers and related mobile devices to provide reviews and feedback about listers and renters of real estate, make payments for the purchases of goods and services, search for real estate and related topics and for renting real estate and engage in social networking featuring the rental and listing of real estate; Software as a service (SaaS) services featuring messaging software that allows users of mobile phones, portable media players, handheld computers and related mobile devices to communicate with each other, send and receive messages among guests of real estate hosted by others and among the hosts who list real estate for rent; Software as a service (SaaS) services featuring software that allows users of mobile phones, portable media players, handheld computers and related mobile devices to list goods, real property and services for rent or sale and receive suggested improvements to their listing advertisements, list goods, real property and services for rent or sale and arrange for professional photographs of the listed goods, property and services, facilitate the sale of goods and services via computer network and to provide evaluative feedback and ratings of sellers' goods and services, the value and prices of sellers' goods and services, buyers' and sellers' performance, delivery, and overall trading experience in connection therewith, list and rent real estate, access information, listings and announcements about real estate and rental advertisements for the foregoing, provide reviews and feedback about listers and renters of real estate, make payments for the purchases of goods and services, search for real estate and related topics and for renting real estate and engage in social networking featuring the rental and listing of real estate; Software as a services (SaaS) services featuring software for database management in the field of real estate namely, hosting software for use by others for use in database management, in the field of real estate; application service provider namely, hosting downloadable computer software applications of others; Platform as a Service (PaaS) featuring computer platforms for use in database management in the field of real estate namely, hosting an online platform featuring technology that enables Internet users to create, upload, bookmark, view, annotate, and share data, information and multimedia content, hosting an online platform featuring non-downloadable software; computer services, namely, hosting an interactive platform for uploading, posting, showing, displaying, tagging, sharing and transmitting messages, comments, multimedia content, photos, pictures, images, text, information, and other user-generated content