1. Stance - Head up, knees bent , wide base, back straight. * Do not reach in, don't steal ball until you can prevent penetration, or you will develop bad defensive basics.
2. Overplay to strong side of opponent, don't watch ball, eyes or head. He goes where his bellybutton goes.
3. Use short choppy steps, don't retreat. Beat him/her to spot. Don't reach in and force player to pick up dribble.
4. With hands, windmill motion. Prevent pass or get deflection, don't reach in.
5. Always know where the ball is and where your man is without turning your head.
6. Get back quick on defense, always beat your man back.
7. Talk to your teammates in order to switch or call out screens.
8. Take away cuts and box out.

Drill - Two lines facing each other. Offense dribbles toward defense. Defender stops ball and offensive player makes 4 pivots then tries to pass. Defender makes windmill motion, tries to deflect ball.