The Civilian Response to Active Shooter Events (CRASE) course, designed and built on the Avoid, Deny, Defend (ADD) strategy developed by ALERRT in 2004, provides strategies, guidance, and a proven plan for surviving an active shooter event. Topics include the history and prevalence of active shooter events, civilian response options, medical issues, and considerations for conducting drills.  This is a free course that is provided for churches, civic organizations and other corporate or private entitiies free of charge.