People who constantly talk about "paid knowledge" are probably the easiest group of chives to harvest in the market.

Spending a few dozen bucks to buy a bunch of packaged second-hand e-books and letting them gather dust in a cloud drive makes you feel extremely motivated.
This self-congratulatory illusion is more terrifying than poverty itself.
If you don't even have the most basic free information retrieval skills, what do you have to compete with others in the business world?
After Z-Library went down, many people were crying and wailing, saying they lost their spiritual food.
In reality, the underground channels outside have long exposed their flaws.
Check out that broken site called PDFDrive.
Over 100 million books and papers, no registration tricks, no scanning QR codes to follow, just click and download direct links.
This is an extremely aggressive information arbitrage library.
Don’t talk to me about copyright protection and knowledge equality.
That’s just some bored intellectuals chatting nonsense in cafes after a full stomach.
You’re cleaner than your face in your pocket, with not even enough capital to run a profitable business, yet you’re worried about the profits of top publishers?
In this makeshift world, getting practical, actionable info that can solve your survival problems is the only real business.
Rules are made for honest people; wild growth only cares about results.
Many people simply don’t understand a very simple money-making logic: information gap equals cash.
In these free underground sites, you can find rare technical manuals, foreign research reports, hardcore operational documents.
A little translation and整理, and you can resell them at a markup in those information-isolated industry groups.
The so-called "secret materials" you spend a few hundred bucks on in Xianyu are often just people typing in a few keywords here.
That’s the harsh truth of bottom-tier business.
Put away your pathetic knowledge anxiety.
Today, just search for the keywords in the niche you want to study for making money.
Pull out a few hardcore operation guides, and stick with it.
Use the money saved from buying books to buy traffic, run tests, and buy servers.
Let real-world feedback teach you how to do business, instead of wasting money on a bunch of electronic junk pretending to be hardworking.