1. Previous Communications: Reference to prior attempts to resolve the issue, used when there has been significant correspondence

2. Dispute Resolution Options: Proposed alternatives to legal action, included when willing to negotiate or mediate

3. Interest Calculation: Breakdown of interest charges on outstanding amounts, used when claiming interest on unpaid sums

4. Without Prejudice Statement: Legal disclaimer protecting the sender's rights, used in complex disputes

5. Cc Recipients: List of other parties receiving copies, used when multiple stakeholders are involved

1. Contract Copy: Copy of the original contract agreement

2. Payment History: Record of all payments made and outstanding amounts

3. Photographic Evidence: Photos documenting incomplete or defective work, if applicable

4. Communication Log: Timeline of relevant communications with the contractor

5. Expert Reports: Any technical or expert evaluations of the work in question

6. Cost Breakdown: Detailed breakdown of claimed amounts including damages and remedial costs