Common Cases

1. Statement
   1. Closing balance
   2. Current balance
   3. Amount Due / Minimum Due
   4. Total Past Due
2. Interest/Payoff
   1. Interest Miscalculations
   2. Payoff interest
3. Charges
   1. Collection Fee

Rare Cases

1. Transactions/Repayments
   1. Incorrect knockoff
2. Authorization
   1. Auth not transfer trx