1. Leverages natural tendency to focus on repaying small loans
  2. Adopting sub goals is helpful when trying to reach an ultimate goal
  3. motivates repayment of debt instead of new purchases
  4. Making progress towards goals can be self-reinforcing
  5. Paying off small debts provides a greater sense of relief than paying off a portion of a larger debt
  6. When unable to pay off debts in full people are less motivated to repay
  7. Simplification benefits from reducing administrative hassles from maintaining additional accounts