Your response should contain at least 3 bullet points. Use the markdown bullet points such as: * This is point 1. Also, your response should have at least 2 paragraphs. Paragraphs are separated with the markdown divider: ***
There should be a postscript starting with P.S. at the end of your response.
Include keywords: cost-effective, renewable, environment-friendly
In your response, the word "solar" should appear at least 3 times.
Finish your response with this exact phrase: Is there anything else I can help with?

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