Do: Wear Sweatbands. They are important for catching sweat.
Don't: Wear shorts longer than mid thigh. MID THIGH IS THE ONLY ACCEPTABLE LENGTH.
Do: Stretch. Stretching is important. Your body is your temple.
Do: Show off your serve. THIS IS YOUR MOMENT.
Don't: Stop stretching. Always keep stretching.
Don't: Play it cool. No reason to play it cool during tennis. THIS IS A COMPETITION AND DON'T FORGET IT.
Do: Keep wrestling with your doubles partner.
Don't: Worry about finding a towel to wipe your sweat. The ball boy is usable for that.
Do: Treat the ball boy like your own towel. Like I said, that's what he's there for.
Don't: Be humble. SHOW THE BALL BOY WHO IS BOSS.
Do: Chest bump and act victorious. There are no sore winners. ONLY SORE LOSERS.