I have found thos on the site of the wizard of odds and found it useful for everyone.
The Ten Commandments of Gambling
Thou shalt not cheat.
Thou shalt honor thy gambling debts.
Thou shalt expect to lose.
Thou shalt trust the odds, not hunches.
Thou shalt not overbet thy bankroll.
Thou shalt not believe in betting systems.
Thou shalt not hedge thy bets.
Thou shalt covet good rules.
Thou shalt not make side bets.
Thou shalt have good gambling etiquette.
Thou shalt not believe in absolute finality