Posted By Ruth Wensley Darren I work in an organisation that plans numerous events and we have put in place a system of 5 management checks on any providers of services/equipment these are checks on; Insurance Competence Risk assessment/method statement Safety on site Safety briefings for all involved in event. We have a standard letter that people organising these events can send out to all providers of any services/equipment - if you would like a copy of this e-mail me. Hope this helps Ruth