Buddy Poole still remembers that day in 1964 when he walked into a radio station as a 17-year-old kid and told the owner he’d like a job as a radio announcer.

The owner had seen overzealous teenagers like this before, and he had a surefire technique for getting rid of them. He looked Poole in the eye and said, “Well, son, if you want to be a radio announcer, you’ve got to be able to sell advertising.”