Retrieve Gas Station and Police Footage

I need assistance in obtaining video surveillance from a gas station and body cam footage from police officers. The gas station manager is currently withholding the footage.

Requirements:
- Experience in negotiating or retrieving secured video footage.
- Familiarity with legal and procedural aspects of accessing such materials.

Ideal Skills:
- Strong communication and negotiation skills.
- Knowledge of legal requirements for obtaining video surveillance and police footage.

Please provide your approach and any relevant experience.