A Key Chess Concept is Maintaining the Tension. Load the position full of threats and AVOID premature capturing. The chess novice is often quick to exchange down material whereas the skilled chess player builds up the pressure and releases the tension only when doing so is favorable to his or her game. From Arizona to the World .... our free chess instructional and training videos are sure to elevate your game. Our free chess videos are an extension of the Metro Phoenix Chess Club in Phoenix, Arizona. Our chess coach and presenter today is D-MAN. Enjoy and happy chess playing everyone. Metro Phoenix Chess offers local and long distance chess lessons.