The “Enter The System” instructional series by John Danaher certainly changed how we look at Jiu-Jitsu. Form the very first John Danaher DVD instructional that was all about his signature leg locks, we got to learn all of Danaher’s favorite submission systems. While the series is aimed at No-Gi competition, most, if not all of the … Continue reading REVIEW: John Danaher Armbars DVD Instructional