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How to use the hunter model in practice on the street and not go to jail, if the hunter is must to kill?
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Guru Bob Breen is a master martial arts instructor with over 50 years' experience at the highest level. His students have gone on to become leading instructors and competitors, with many achieving Master and Grandmaster rank. A pioneer his whole career, Bob is the creator of 4D Combat, an evolution of the best fighting systems in the world.
He has published 10 books since 1988.