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1. Reason for Cancellation: Optional explanation for the cancellation request, used when required by contract or when it might help facilitate the process

2. Account Status Declaration: Statement about the current status of payments or obligations, used when there are financial aspects to address

3. Return of Property: Details about returning any equipment or materials, used when physical items need to be returned

4. Final Bill Request: Request for final billing statement, used when there are ongoing billing arrangements

5. Record Retention: Request for records or confirmation of account closure, used in situations requiring documentation

6. Previous Communication Reference: Reference to any previous attempts to cancel or relevant communications, used when there's a history of cancellation attempts

1. Proof of Original Agreement: Copy of the original contract or agreement being cancelled, attached when required by the service provider

2. Communication Log: Record of previous cancellation attempts or relevant communications, attached when there's a history of difficulties cancelling

3. Account Statement: Current account statement showing status of payments or services, attached when financial reconciliation is needed