Greed is one primary evil that needs to be defeated by all gamblers, this is because many at times, the negative reports of cases of gambling addictions all start from the gambler's inability to control their greed and also put them in control and check, so many time, the gambler just play based on his feeling and expectation from the games and this expectation can be sometimes misleading.
Because for a gambler who already made a decent winning, to now want to continue gambling with the expectation of that he will make more winnings, this will only lead him to multiple losses which if not controlled could be called a deformity since their mental balance is not near accurate to discover that, gambling shouldn't be taken seriously.
The greed was the cancer of gambling sites,the people who get addicted to the gambling site will suffer from the greedy.The reason was the gambler will loss huge money in the gambling site due to bad luck.So he get more greedy in the gambling site to recover their complete loss from the gambling site.The gamblers who had enough money can use the part of money in the gambling sites,if the loss was reflected he need to pause the game.