Greedy:
The gambler should avoid of the greediness in the gambling after the continuous gambling winning.The gambler should try to withdraw the funds from the gambling site after the good winning in the gambling site.Many loss the capital by doing high betting and random betting with the positive wipe with more winning.The most of the successful gamblers may skip greedy in their betting.
Share your opinion about this two mistakes with your experience.
Greed will make you looser therefore most of the people are not thankful for what they have and struggle to make more money and in so many cases greedy people get excited after a big win so they utilize that big in gambling to make double of this sum but all remain useless after a single loss.
Those who are always thankful for their earned money will not be trapped into the wrong decision and they often stop to gamble when they win a good amount and such people skip their greed in order to be successful in future and enjoy the already earned sum.
Those who already expereinced such kind of events understand that they need to be thankful for what they've achieved, instead of moving forward they will quit and be satisfied with that decent amount of earnings, and like what you mentioned, greed always penetrate inside you, if you follow such emotions, then those earnings will be useless as you will continue to play and will lose it back together with your initial deposits.
It's very important to control greed and if possible to limit yourself, placing targets both on your winning and losing target will helps you preventing doing the same mistake over and over.