Defense Unit 1: Core Fundamentals offers Beginner's level firearm training courses focused on essential firearm safety and handling procedures. From “Defense is Personal,” our trademark personal defense course, to Basic Handgun, Basic Shotgun, and Basic Rifle, these courses are focused on building a core understanding of responsible, safe and effective use of firearms. Also check out Handgun Cleaning for proper cleaning techniques, and First Aid to learn useful, life-saving skills in a time of need.