Cornography and sex work.
Nowadays a lot of young women are joining only fans, the movement they turn 18 and starts posting nsfw contents.
It's a legal way to make money depending on the country where it's allowed since not all countries allow such things.
It's questionable because only less than 1 percent of people on OF makes tons of money and those people are already rich.
Your next door Susan will be making little to nothing and have to deactivate her account in the end but her entire identity will be spread across the globe.
This will make it extremely difficult to either have a good career or relationship/family in the future once you presume that path.