Many Local Emergency Planning Committee's use the motto "Safety in Knowledge". For knowledge to become practical, it needs to be practiced. Practice requires planning that can be broken into three main topic areas: implementation of basic emergency plan elements, command and control coordination with emergency services, and closing the incident through the critique process.
Consider practice a business investment for ensuring a successful failure. This investment, like any other business investment, needs to be part of the overall operating plan to ensure resources in terms of budget and personnel and system sustainability. The Plan-Do-Check-Act cycle can be used to ensure this investment is thoroughly developed for maximum effectiveness.