Providing temporary use of on-line non-downloadable software for use in composing presentations, delivering presentations, managing and tracking the delivery of presentations and tracking the use of the software by presentation composers and presentation viewers over the internet and intranets

Providing temporary use of on-line non-downloadable software for use in composing presentations, delivering presentations, managing and tracking the delivery of presentations and tracking the use of the software by presentation composers and presentation viewers over the internet and intranets

Operating an online marketplace for sellers of digital content