Need to Installation running costs -- 2

We are looking for a freelancer who can help me calculate the running costs for my solar panel installation on a small residential rooftop. While I am open to recommendations for specific solar panel models, I am hoping to work with someone who has experience in the industry and can provide guidance on the best options for my needs.

- Knowledge of solar panel industry and installation processes
- Experience calculating running costs for solar panel installations
- Familiarity with a variety of solar panel models and brands
- Ability to provide clear and concise recommendations based on project requirements.