In certain situations, such as visits by high-profile political figures or controversial activists, intensive security arrangements are necessary. Such procedures are outside the scope of this manual, and it would be inappropriate and counterproductive to provide details herein, given the wide and unrestricted distribution of this document. When such events occur, event planners must create liaison between emergency service personnel, health professionals, and appropriate security personnel to ensure that they address health, safety and security issues for the event. .