Everyday my friend gambles with his money as same with his life and he always gambling throwing away his money for nothing but losing and the worth part of it is he owes me money 
Your friend is really throwing money when he can't really back what his loose on gambling website loosing is a part of gambling offcourse that true but if you really want to deal with gambling then you should not play greedy play with small bet into high bets when you are loosing your small bets. Gambling is worth playing when you win.