1. Disputed Amounts: Section to be included if there are any disputed amounts that need to be noted separately

2. Payment Plan: To be included if a specific payment schedule or installment plan has been agreed

3. Interest Terms: Include when there are specific interest arrangements for late payments

4. Previous Correspondence Reference: Include when the letter is part of an ongoing correspondence about the payable amount

5. Currency Exchange: Include when dealing with international payments and specific exchange rates need to be confirmed

1. Invoice Schedule: Detailed list of all relevant invoices with dates, numbers, and amounts

2. Payment History: Schedule showing any previous payments made and remaining balance

3. Supporting Documents: Copies of relevant purchase orders, delivery notes, or contracts

4. Statement of Account: Current statement showing all transactions and balance

5. Payment Plan Schedule: If applicable, detailed breakdown of agreed payment installments with dates