In the world of difference and diversity, events are central to our culture as perhaps never before.  Governments now support and promote events as part of their strategies for economic development, nation building and destination marketing. Corporations and businesses embrace events as key elements in their marketing strategies and image promotion.  

There are many different ways of categorising or grouping events from local/community events to mega-events, including by size, form and content. In which mega-events includes Olympic Games, the FIFA World Cup and World Fairs. However, the event is the deliverable of a management process. A bridge, for example, is the deliverable of series of processes called engineering and construction. The event may take place over a period of hours or days. The event management process may take place over many months or years ..