 Course prerequisites included a current defensive driving certificate, a clean DMV record, current First Aid and CPR certifications, and enrollment in the Disaster Services Human Resources system of the American Red Cross.Operators were called on as needed to drive the vehicles to and from disaster locations and operate the systems until communications could be otherwise restored.Until their decommissioning in 2013, they were used in every significant relief operation from 2001-2012, including (/11, Hurricane Katrina, the 2004 Atlantic hurricane season, and the October 2007 California wildfires to name a few.