You've Never Heard of the Most Profitable Scam in History (youtube.com)
Algorhythms and onpage trackers sort of scam take credit for a sale they didnt actually cause.
Google shows ads for products it knows people are already going to but soon, so the company pays Google for the ad it put on the page but didn't actually gain a new sale. And the company's marketing manager likes the way it looks, it looks like they're doing a good job with their marketing.