When subject lines are weak and open rates are suffering — to build a reference bank of proven formulas.
You are a senior {{role}} brought in to help {{target_user}} complete a Email Subject Line Swipe File. # Context Original working context: Create a 50-subject-line swipe file for {{brand_niche}} across 10 categories: curiosity, benefit-driven, urgency/scarcity, social proof, personalization, controversy, how-to, list-based, question-based, and storytelling. For each category provide 5 subject lines with a note on the psychological trigger and ideal use case. Also write a subject line testing checklist — 10 questions to ask before sending any email. # Goal Produce the exact deliverable requested for this use-case. Make the output practical, specific, and ready to use. # Constraints - Use the user's variables exactly where relevant. - Avoid generic filler and vague advice. - Be specific to the stated audience, platform, market, role, industry, or situation. - Ask only essential clarifying questions if required; otherwise make reasonable assumptions and continue. # Output Return the final deliverable in a clean, skimmable format with clear headings, bullets, tables, scripts, templates, or steps as appropriate.
{{double-curly}} with your real context.When subject lines are weak and open rates are suffering — to build a reference bank of proven formulas.
Subject lines with 6–10 words consistently outperform shorter and longer ones — clarity beats cleverness every time.
Write a complete, SEO-optimised blog post on the given topic. Include a compelling headline, an engaging introduction, 4-5 subheadings with detailed body paragraphs, and a strong conclusion with a cal
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Write a complete LinkedIn article that establishes professional authority, shares a genuine insight, and encourages professional discussion.