You meet with a professor. Show your expertise of whatever subject you want to tutor go through training to how to engage with students, how to help them...ect After professor approves you, you select a schedule, get familiarized with the course materials. Afterwards, you go see the tutoring supervisor, he will ask you couple of questions. you will pass couple of quizzes for your training. and you are done!

I was able to get into being a tutor through the recommendation of a professor. It was very simple and quite easy of a process and very relaxed. No stress at all