This reduces no shows. No shows really anger those who do appear whether they are parties or mediators. Obtain as much contact information from the parties as possible. Having ways to contact someone at literally the last moment can save a mediation. Potential Violence at Mediation.
Mediators do assume some risk of violence in community mediation.
It is a small risk but needs mentioning just the same. No serious injury occurred. Where potential violence is indicated, the police department with jurisdiction is usually glad to station an officer nearby, usually just outside the room, subject to being called away. Referring sources usually like to hear about the results in a timely manner. Keeping police informed is crucial in this respect.