The "bus driver" exercise is where you hold a plate at arms length in front of you and rotate slowly. It's a hugely underrated movement. It's an excellent way to finish the shoulder workout and make the joint more resilient to injuries.
Start with a 10 or a 25 and work your way up to 45 pounds.
As a young man in the iron game, Mike was surrounded by people who drank the pro-bodybuilder Kool-Aid. He never squatted ('cause it hurts your knees) and never deadlifted. Now he knows better.
Improve your form and movement mechanics on all rowing exercises with this teaching exercise. Bonus: It boosts your bench press by teaching you lat engagement.