SUBJECT LINES: 1. "The $500 side hustle nobody is talking about" 2. "How to make money while you sleep with AI prompts" 3. "Are you leaving passive income on the table?" PREVIEW TEXT: One creator made $500 in 30 days — here's the exact playbook. OPENING HOOK: Last month a complete beginner made $500 selling AI prompts on PromptBase. No technical skills. No upfront investment. No audience. Here's exactly what they did — step by step. MAIN CONTENT: WHAT IS PROMPTBASE? Think of it as Etsy for AI prompts. You create a prompt once, list it for sale, and earn 80% of every sale — automatically, forever. The marketplace has 310,000+ prompts and millions of buyers looking for solutions today. THE 3 TYPES THAT SELL BEST: Marketing copy prompts — product descriptions, email sequences, ad copy. Content creation — YouTube scripts, blog posts, social media captions. Business tools — business plans, cold emails, landing pages. These solve real problems for real businesses — and that's why they sell. HOW TO GET YOUR FIRST SALE: Upload at least 10 prompts in English. Price between $2.99 and $4.99 to start. Include 4 real example outputs per prompt. Upload 1 prompt per day to stay visible. Most sellers get their first sale within 30 days. QUICK WIN: Write your first prompt today using this formula: "You are an expert [ROLE] with [X] years of experience. Write a [OUTPUT] for [AUDIENCE] using this structure: [STRUCTURE]." That's it. Fill in the blanks and you have a sellable prompt in under 10 minutes. FEATURED RESOURCE: PromptBase Seller Guide — promptbase.com/sell The official guide covers everything from pricing strategy to getting your first review. Read it before you upload your first prompt. CALL TO ACTION: Create your free PromptBase seller account today and upload your first prompt before the weekend. SIGN OFF: Until next week — keep building. [Your name] P.S. Reply and tell me what your first prompt would be. I read every reply.