XtremeStreetDefense is a collection of high quality videos and tutorials from world-known self-defense and martial arts instructors. We've selected the best instructors , and their better video tutorials to give you a panel of tactics when confronted with violence, from verbal aggressions up to gun threats. Both for people who have never tried any fighting, and those who want to understand how martial arts can really help you on the street. You will still need real courses to train! For complete tutorials, click on the DVD link.