My mother and father run two bars. What you need to be a good bartender is #1 People skills, it can't be taught. #2 learn learn learn how to make drinks, and what each part of the drink does. Which bartending school should help you do. #3 Be more then a person serving shots. A good bartender is a cornerstore of society. They know everyone's dirt, and how everyone is doing. Learn to listen, give advice that doesn't contain your own opinion. These are just 3 basic things.