Come up with catchy marketing email subject lines

A ready-to-use “Marketing & Social” AI prompt template. Replace the (bracketed) parts below with your own needs.

Prompt template
I'm sending a marketing email about (event / content) to (audience). Give me 10 subject lines that boost open rates, split among curiosity, benefit, urgency, and question styles, each within 20 characters, marking the situation each suits.

How to use this prompt

  1. Copy the whole prompt above and paste it into ChatGPT / Claude / Gemini.
  2. Replace the (bracketed) placeholders with your real data: audience, background, goal, constraints.
  3. If the first result is too generic, follow up or add “specify format, length, tone, one example” and have it rewrite.