How to make $15 million dollars diving for golf balls

It’s a pretty simple, but very ingenious idea that Glenn Berger started doing 14 years ago: Berger will travel around to golf courses all around Florida, dive into the course’s various water hazards, retrieve all the golf balls, then sell them for a $1 a piece. Golf balls become relatively ineffective after 24 hours under water, but there are plenty of driving ranges still willing to buy them from him.

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