Platform as a service (PaaS) featuring temporary use of non-downloadable software delivered via an internet web browser and application programming interface (API) for listing, marketing, promoting, and booking restaurant and hospitality event space venues; software services delivered via an internet web browser and application programming interface (API), namely, providing temporary use of non-downloadable computer software to enable the user to make reservations and bookings for restaurant and hospitality event spaces; Computer services, namely, hosting on-line interactive public calendars that allow multiple participants to view event schedules and facility reservations