How much do groups / publics in VK and OK earn?

Question

Social media

Good afternoon!
It became interesting how much you can earn by making and promoting a popular public or group on a social network? I watch advertisements being published in popular groups with more than 100,000 members. In advertising exchanges, sometimes a post costs 2-4 thousand rubles.
What do you think about this?

Answer 1

Create, promote, there is business for a couple of hours, I found out

Answer 2

mdk sometimes earns several hundred thousand a day