Poker Money & Variance\n\n The common rule for NL cash game players is 20BI. So if you playR$1/$2 live cash games and buy in for 100bb, orR$200, then you should have a bankroll of at leastR$4,000. And if you playR$25NL on online and buy-in for 100bb then you should have a bankroll of at leastR$500.