1. Payment History: Include when the payment is part of a series of payments or when documenting multiple payments

2. Third Party Authorization: Required when payment was made by someone other than the original debtor

3. Remaining Balance: Include when the payment represents partial settlement of a larger obligation

4. Purpose Declaration: When payment needs to be linked to specific projects or purposes for accounting/audit requirements

5. Bank Details Confirmation: When there's a need to document the specific bank accounts involved in the transaction

1. Payment Transaction Receipt: Copy of bank transfer confirmation or payment receipt

2. Original Invoice Reference: Copy or reference to the original invoice or demand for payment

3. Payment Instrument Details: If payment was made by check or other instrument, copies of relevant documentation

4. Authorization Documents: Any power of attorney or authorization documents if payment was made by a third party