Providing an interactive website featuring technology that allows users to plan and promote events, manage events and event budgets, create event websites, create and send invitations, send and receive RSVPs, register for and check into events, process payments, message others, post photographs and network with others; Providing a website featuring non-downloadable software for event organizers to plan and promote events, manage events and event budgets, create event websites, create and send invitations, receive RSVPs, process payments, and post photographs and network with event attendees, and for event attendees to register for events, access information related to events, send RSVPs, check-in, share photographs, message attendees and event organizers, and network with event attendees and organizers