Newsletter Content Prompt System

Create a newsletter content prompt system for {{newsletter_name}}.

Newsletter format: {{format}}
Content sections: {{sections}}
Editorial voice: {{voice}}
Audience: {{audience}}
Publication frequency: {{frequency}}

Build a prompt system with:
1. Master newsletter prompt
2. Section-specific prompts
3. Curated content summarization
4. Original content generation
5. Subject line creation
6. Preview text optimization
7. CTA integration
8. Personalization tokens

Output:
- Complete prompt system
- Section prompt library
- Consistency guidelines
- Workflow documentation
- Example outputs per section