cash games do tend to generate quicker returns the problem is no matter how big you buld your sit down investment you always risk getting stuck in an unfoldable hand w the chipleader holding nuts and its all gone. tournaments are better for bankroll mgmt cause its already set what you can lose from the beginning excluding re-buys which are a scam. unless you play limt or pot limit cash games, if you get in losing streak on cash game can devour your bankroll