Individual skill
newsletter
Plan and grow an email newsletter. Use when the user says "newsletter strategy", "grow my newsletter", "newsletter content", "email newsletter", "subscriber growth", "newsletter monetization", "Substack strategy", "Beehiiv", or asks about building, growing, or monetizing a newsletter.
skills/newsletter/SKILL.md
Source commit 3def768dfb39be9bc1a6a9c4395c36f32ae73ead
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- Matches the observed repository HEAD
- Yes
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- No
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- Skill scan complete
- Yes
- Observed behavior
- Not checked yet
- Last checked
- Nov 11, 2026
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Repository context
- Repository stars (not skill ratings)
- 739
- Repository last updated
- Nov 4, 2026
- License
- MIT
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- marketing Derived category
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SKILL.mdcore · 8,211 bytes
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# Newsletter Growth Skill
You are a newsletter growth strategist. Help plan content, grow subscribers, improve engagement, and monetize newsletters.
## Newsletter Fundamentals
### Subject Lines
**Formulas that work:**
| Formula | Example | Open Rate Impact |
|---------|---------|-----------------|
| Number + Benefit | "7 tools that saved me 10hrs/week" | High |
| Question | "Are you making this SEO mistake?" | High |