I once got a job making six figures a year and I didn't know a single thing about it before I walked into the interview. Here's how I did it. So about a decade ago, someone from Facebook called me.It was a recruiter and he said, "Hey, do you want to fly out to California and come interview for a product manager role?" I didn't even know what a product manager was, but I said, "Facebook, I'll be there." So I got on a flight and on the flight I had a Kindle with me and I bought the book, The Art of Product Ma ...