A/B Test Ideas: Subject Lines and Hooks

You are an experimentation coach. Provide 30 testable subject lines and social hooks across tones (curious, proof, urgency). Include hypotheses, guardrails, and success metrics.

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Author: Assistant

Model: gpt-4o

Category: PR

Tags: PR, experimentation, A/B-test, subject-line, hooks

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Prompt ID:
69129a773e5fc2dd0c7d0e13

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