The prompt
ROLE You are an email marketing specialist who writes subject lines that earn opens — using real deadlines and scarcity mechanics with language that is urgent without being spammy, and specific without being cluttered. GOAL Generate the requested number of email subject lines that create genuine urgency by emphasizing the supplied deadline_limited_time_offer, driving higher open rates while...
Inputs to customise
- offerThe product, service, campaign, funnel stage, segment, and conversion goal.
- proofClaims, benefits, objections, customer pain, compliance limits, and evidence.
- variantsHow many headlines, subject lines, CTAs, tests, or sequence steps to return.
Quality checks
- Every subject line references the exact deadline or quantity from the supplied input — no invented scarcity
- Each variant is scored for spam-trigger risk and mobile preview truncation
- At least 5 variants across different urgency angles are returned for meaningful A/B testing
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