1. Previous Communications: Reference to prior payment requests or relevant communications - include when there has been a history of payment requests

2. Interest Calculation: Detailed breakdown of how interest has been calculated - include when charging interest on the debt

3. Settlement Options: Proposed payment plans or settlement options - include when willing to negotiate payment terms

4. Without Prejudice: Legal disclaimer protecting the creditor's rights - include when offering settlement negotiations

5. Power of Attorney Reference: Details of authority to act - include when the demand is being made by a representative

1. Original Contract/Invoice: Copy of the original agreement or invoice that established the debt

2. Statement of Account: Detailed statement showing all transactions, payments, and current balance

3. Payment History Record: Documentation of all payments received and remaining balance

4. Interest Calculation Schedule: Detailed breakdown of interest calculations if applicable

5. Previous Correspondence: Copies of relevant prior communications regarding the debt

6. Power of Attorney: If applicable, documentation proving authority to act on behalf of the creditor