Disability Claim Complaint Review

I need assistance with reviewing and correcting a written complaint regarding the handling of my disability claim by an insurance company.

Requirements:
- Clarify facts and details
- Improve tone and language
- Ensure all necessary points are covered
- Maintain a formal tone

Ideal Skills and Experience:
- Strong writing and editing skills
- Experience with formal complaint letters
- Attention to detail and clarity
- Familiarity with insurance and disability claims is a plus