Casinos build a great business by attracting more people to their place and providing offers that entice them to return. And we, as gambling players, whether small or big gamblers, must try to limit finances when playing. Otherwise, we will only regret having made an unwise decision.
It's really important to limit ourselves when playing, only use what you can afford to lose. Hence even if you didn't win, it's easy to accept it since you're prepared for the worse to happen and that is by losing your money. However, many of us forget this simple rule when playing and exceeding their limit for trying to recover the losses which is not right.
I'm just an average gambler too and aware of how risky gambling is and the edge of the house. Thus, I often play a skill based game wherein knowledge and strategy are necessary to win. Anyway we have different preference and it depends on us what games we most enjoy when we gamble.
Deep down most gamblers already know this information and they try their best to respect the limits they have imposed to themselves during a particular session, however even it it may seem easy some people find very hard to keep themselves within those limits.
And that is when you can encounter huge problems, because if you realize that you have lost more than what you wanted then it is easy to try to rise your bet to quickly recover what you have lost, but if you happen to lose that bet as well then you will find yourself losing so much money that it will be almost impossible to accept what happened to you.