although the competition is very fierce in the gambling industry, but if the casino already has a lot of customers as well as one of the biggest casinos I don't think it is necessary to carry out promotions that spend too much money to attract the attention of new customers. because if the casino has become big, of course it will be enough to do advertisements, of course, people out there will already recognize that the casino is very big and trusted, so there is no doubt thinking about any risks.
except for the things you mentioned are done by small casinos that have to compete with casinos that are already big.
The gaming industry is essentially all about competition, with the best remaining at the top and providing clearly visible rewards to its customers. The gambling industry is all about taking chances for the purpose to attain your goals. Casinos and other gaming sites have their differences, and I'm convinced that both parties are working relentlessly collaboratively to meet client demand and complaints. The space is all about profits and losses; gamblers tend to stick with the gambling site that best fits their playing style; no one wants a casino site that does not favor them.