newsletter-subject-lines
Newsletter Subject Lines
Write subject lines that get opens.
Core Philosophy: 80% of email performance comes from the subject line. Generate 10+ options, evaluate systematically, select best.
Key constraint: 35-50 characters ideal (mobile preview). Be clear even when truncated.
The 3-Phase Workflow
Phase 1: Identify Core Value
What's the one thing that makes this newsletter worth opening?
Ask:
- What's the most surprising insight?
- What problem does this solve?
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