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ChatGPTMidjourneyClaude
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Define target audience
Specify 'Beginners', 'C-Level Execs', or demographics
Set format & word count
Blog post (800 words), Email (150 words), Tweet thread
Establish voice & persona
Professional, casual, humorous - be specific!
Write high-converting email campaigns that engage subscribers and drive action. Email structure: 1. Subject line (10% open rate impact): 30-50 characters, avoid spam triggers, create curiosity or urgency. 2. Preview text: 90-100 characters complementing subject line. 3. Header: brand logo, navigation if needed. 4. Body: single-column design, scannable format, clear value proposition. 5. Call-to-action: prominent button, action-oriented text. Subject line formulas: 1. Curiosity: 'The mistake 90% of marketers make'. 2. Urgency: 'Last 24 hours to save 50%'. 3. Personal: 'John, your exclusive invitation inside'. 4. Benefit: 'Double your productivity in 30 days'. Email types: 1. Welcome series: 3-5 emails introducing brand and setting expectations. 2. Newsletter: weekly valuable content mix. 3. Promotional: product launches, sales, special offers. 4. Nurture sequences: educational content moving prospects toward purchase. Optimization: A/B testing subject lines, send times, content length. Metrics: open rate (20-25% good), click rate (3-5% good), conversion rate, unsubscribe rate (<0.5%).
A proven free prompt for Email marketing campaign optimization writing is: "Write high-converting email campaigns that engage subscribers and drive action. Email structure: 1. Subject line (10% open rate impact): 30-50 characters, avoid spam triggers, create curiosity or urge..." — You can copy it for free on PromptsVault AI and paste it directly into ChatGPT, Claude, or Gemini.
Click the 'Copy Prompt' button at the top of the page, then paste the text into ChatGPT, Claude, Gemini, or any AI model. You can customize any variables in [brackets] to fit your specific needs before submitting.
Yes — this WRITING AI prompt is 100% free on PromptsVault AI. No sign-up or payment required. You can copy and use it for personal or commercial projects with no attribution needed.
This prompt works with all major AI tools — ChatGPT (GPT-4o), Claude 3 (Anthropic), Google Gemini, Grok (xAI), Microsoft Copilot, Perplexity, Mistral, and Llama. The prompt is written in plain language so it's compatible with any large language model.