Realistic Self-Defense is using every possible tactic to survive, and we will continue to give a list of new Ideas, especially when time changes, not only the environment, but also the community.  You must understand Yen Ch'ing Tao philosophy, it is "Ever Changing Method", because people, times, and places change, and their is nothing we can do about it, except adapt and learn.  Remember knowledge is powerful, and too many people are not using the knowing necessary to make changes.  Sometimes, you may be mad or upset in a road rage for a few seconds, then, you have to let your instincts help you, and remember, they can help the situation or make it worse, and if you have others to care about, make the right decision.