42 providing temporary use of non-downloadable computer software enabling users of computers, mobile and handheld computing devices, and wired and wireless communication devices to engage in multi-modal, multi-media, synchronous conversational electronic commerce; providing temporary use of non-downloadable computer software for use in the posting, transmission and receipt of text, voice, audio, visual content and data via computer networks and electronic communication networks for the purchase, sale, rental, recommendation, evaluation, borrowing and sharing of goods and services among users of computers, mobile and handheld computing devices, and wired and wireless communication devices; providing temporary use of non-downloadable computer software for use in the posting, transmission and receipt of text, voice, audio, visual content and data via multiple communications protocols, such as email, instant messaging, short message service and widgets; hosting online web facilities for use in the posting, transmission and receipt of text, voice, audio, visual content and data for the purchase, sale, rental, recommendation, borrowing, evaluation and sharing of goods and services among users of computers, mobile and handheld computing devices, and wired and wireless communication devices