For GTA V online there are the following methods of making money. Look, you can be in the family and complete tasks. The payment there is so-so, but if you do it regularly, the higher you become in the family and the more you pay gradually.
Also, you can still get a job in structures and get paid there (for every hour spent in the game). But, and you can still go to the casino and with the help of https://onlinecasinohex.ph/casinos/gcash/ to play. And then, which way you go - the choice is yours.