I was going to say you can use YouTube to learn anything including plumbing from plumbers. My plumber recommended it. It's how he got his start. According to hi

I was going to say you can use YouTube to learn anything including plumbing from plumbers. My plumber recommended it. It's how he got his start. According to him, when he started plumbing years ago, he lied about his experience and used Youtube at worksites to learn on the job.