EMSA At Your Event EMSA offers two ways to request our services at your event or location: Medical Standby Includes a full crew and ambulance or a paramedic and ambulance at your event. Request a Medical Standby Educational Demo EMSA has resumed limited educational demonstrations. Due to the ongoing COVID-19 pandemic, all educational demonstrations must be held outdoors and COVID-19 precautions (masks and social distancing) will be followed. More Information