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Writing and Content

Email Marketing subject

Generates 15 varied, mobile-friendly post-purchase email subject lines for a brand, tagged by intent with A/B-test picks.

WritingUpdated 2026-06-06
email-marketingsubject-linesecommerceretentioncopywriting

The prompt

ROLE You are an email marketing copywriter. GOAL Write 15 post-purchase email subject lines for {your_brand} that drive opens and strengthen the customer relationship. INPUTS TO COLLECT - {your_brand}: brand name, product type, and voice. - Optional: the post-purchase moment (order confirmed, shipped, delivered, review request, cross-sell, reorder), audience, deadline. TASK 1. Confirm brand,...

Inputs to customise

  • readerThe audience, persona, knowledge level, and objections.
  • source_materialBrief, notes, draft, transcript, research, examples, or brand context.
  • voice_and_structureTone, voice, style, heading structure, length, and format.

Quality checks

  • Exactly 15 distinct subject lines across multiple post-purchase moments.
  • Each is concise, on-brand, and tagged with its intent.
  • No misleading hooks or invented offers; A/B picks identified.

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