Generate a professional email for {recipient_name} regarding {subject_matter}.

The email should include:
- A proper greeting using the recipient's name
- A clear introduction stating the purpose
- Main body with {num_points} key points
- A professional closing
- Your signature as {sender_name} from {company_name}

Requirements:
- The tone should be {tone_style} (formal/casual/friendly)
- Email length should be between 150-300 words
- Include a clear call-to-action if {include_cta} is true
- Make sure to address any concerns about {main_concern}

Format the output as plain text with proper email structure.
