
E: Employee — Working for someone else
S: Self-employed or Small business owner — Where a person owns their own job and is their own boss.
B: Business owner — Where a person owns a "system" of making money, rather than a job to make them money.
I: Investor — Spending money in order to receive a larger payout in return.
For those on the left side of the divide (E and S), Kiyosaki says that they may never obtain true wealth. Conversely, those on the right side of the divide (B and I) are supposedly following the only road to true wealth.