Software as a Service (SAAS) services featuring software for use in event management, attendee registration, attendee check-in, mobile and electronic communications, and payment processing for events; Platform as a service (PAAS) featuring computer software platforms for use in connection with building websites, on-line event management, attendee registration, attendee check-in, mobile and electronic communications, and payment processing for events; Software as a service (SAAS) services featuring non-downloadable software for managing events, promoting events, advertising events, marketing events, and communicating with event attendees; Providing temporary use of online non-downloadable software for event management, namely, for live event registration, attendee management, event reporting and analytics