MONEY IN GTA 5 ONLINE FAST AND FREE
If you are too lazy to watch:
1)Download Cheat Engine - https://www.cheatengine.org/
2)Open Cheat Engine
3)Launch GTA 5 first in story mode, and then switch to online mode in a closed session(loading will be faster)
4)Buy any vehicle, then go to any car repair shop.
5)Go to the "sell" tab
6)In Cheat Engine:
select the game, enter the value in $ "sell" in the panel in the program.
7)We improve the vehicle with any modification(the main thing is to change the price tag " sell"
8)Enter the changed "sell" value (see point 6)
9)Move the received data to the left(CTRL + A) with the down arrow, where we change everything to the value you need(Then go to the video at 3:08)
I recommend setting the price from 100k to 10 million. By the way, I made 1 billion, and I flew GTA :F
I do not recommend using this method. But, if you choose, use at your own risk :D