Whelp, at least from a business case I know, it goes like: "Hey, you get our basic tier for free, but please, let us send you a newsletter occasionally. You don

Whelp, at least from a business case I know, it goes like: "Hey, you get our basic tier for free, but please, let us send you a newsletter occasionally. You don't like that? That's fine, you'll find a unsubscribe link in every newsletter." So the business case doesn't sell the data (that's screaming for trouble), but rather uses it for their own ads.