There's a world of difference between a strategy that is intended to maximise your bankroll growth, versus one that is designed to preserve it.
Both strategies have their place, depending on what you want to achieve. If you're playing poker full time for a living, and you can't easily afford to drop down a level if you go on a downswing, you need a very large bankroll relative to the stakes, probably 100+ BI.
If you're simply trying to maximise your bankroll growth through the micros, into small stakes and beyond, and have the correct mental attitude to follow a strict plan to move down at a predetermined loss, then this...
Originally Posted by fast11375
I suggest the 20BI-15BI BRM management method where you move up when you have 20BI of the new limit and move down when you lose 5BI. This is suited for recreational players that maximizes $$ value with a slight increase in risk.