There are always advanced classes on P@treon.

Alex Carter dies, an American man bankrupt living in New York, after being hit by a car right after leaving the hospital where the doctor told him he had cancer, only to discover that he is in another parallel world to his own, but with his body younger. He finds a hidden app on his phone called "The Millionaire Code". The app is like a futuristic economic engine, where he can see market trends, stock prices, and even successful startup projects before they happen.

But the only problem is the organization behind the app.