Book excerpt: This is the first volume of the Pro-Systems Combatives (PSC) system. This manual has all the basic techniques, principles and essential warm up drills required to learn the entire basic Pro-Systems Combatives (PSC) selfdefense/ offense system. This volume also covers responses to punching attacks, kicking attacks, wrist/arm grab attack counters, body grab counters and drills. Volume two covers the Pro-Systems Combatives (PSC) self-defense responses to chokes, head locks, knife, gun, multiple subjects and ground attack counters.