$1: keep in my wallet $10: keep in my checking account $100: keep in my saving account $1,000: buy CD/treasury I-series bond $10,000: buy index mutual fund

$1: keep in my wallet $10: keep in my checking account $100: keep in my saving account $1,000: buy CD/treasury I-series bond $10,000: buy index mutual fund $100,000: buy index mutual funds $1,000,000: buy index mutual funds, a few stocks, primary residence $10,000,000: buy index mutual funds, stocks, primary residence, real estate investment, a portion dedicated to 'pay it forward'. ...