Event management is fluid, creative an must respond quickly to changing conditions. A new sponsor, a staffer forgetting the awards, a performer pulling out, a supplier not arriving with the goods as specified … We have all seen it before.
However in the middle of all this there are accountable processes. The diagram shows the clusters of processes.
The first improvement to your events is to identify these processes.
They are the foundation, they drive the planning and implementation. There are universal processes such as risk management and there are specific processes such as invitation management.