"Discover 10 Common Mistakes and How to Avoid Them and The 10 Attitudes You Encounter on the Mat and How to Deal with Them " Do you feel like each time youre a certain position, your opponent blows right through your technique and you dont know why? Its probably because youre making one (or many) of the common grappling mistakes that most coaches and instructors fail to teach their students. And thats exactly the training gap that Paul Greenhill (aka The Wise Grappler) has filled with the 10 Common Grappling Mistakes DVD. The mat attitudes are designed to deal with unorthodox and even potentially hostile mat situations that the grappler needs to be able to deal with personally, NOT with the help of the instructor.