/install growth-email
Email Marketing for SaaS Onboarding
When to Use
Use this skill when building or improving email sequences for new user activation and retention.
Core Rules
1. Send the Welcome Email Immediately
The welcome email sent within 5 minutes of sign-up has 4× higher open rates than emails sent an hour later. Send it while the sign-up decision is fresh. Include: what to do first, a single action to take, and how to get help.
2. Trigger Emails on Behavior, Not Time
"Day 3 of your trial" emails feel irrelevant. "You haven't connected your first data source yet" emails feel personal. Behavioral triggers — sent when a user does or doesn't complete a key action — consistently outperform time-based sequences in open and conversion rates.
3. Write Like a Person, Not a Marketing Team
SaaS emails that read like corporate marketing are ignored. Emails from a named founder or team member, written conversationally, with a genuine subject line ("Quick question") dramatically outperform designed, branded emails for early-stage products.
4. One Email, One Goal
Every email should have one purpose: get the user to complete one specific action. An email asking users to "connect your data source, invite your team, and check out the docs" will result in none of those actions being taken.
5. A/B Test Subject Lines First
Subject line determines whether the email is opened. Open rate is the gating metric for everything else. Test subject lines before testing body copy. Short, specific, question-based, and "from" personalization are the variables with the most consistent impact.
Quick Reference
| Email Type | Trigger | Goal |
|---|---|---|
| Welcome | Sign-up | First action |
| Activation | Day 1, no key action | Complete activation step |
| Feature discovery | 3 days active, no feature use | Feature adoption |
| Trial ending | 3 days before expiry | Upgrade prompt |
| Win-back | 7 days inactive | Re-engagement |
Common Mistakes to Avoid
- Sending all emails from [email protected] — reduces reply rate and deliverability
- Using heavy HTML templates for personal-feeling emails — plain text works better
- Emailing too frequently in the first week — respect the onboarding experience
Test Your Product with Racoonn
After applying these practices, validate with real AI-simulated user testing.
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- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install growth-email - After installation, invoke the skill by name or use
/growth-email - Provide required inputs per the skill's parameter spec and get structured output
What is Growth Email?
Create personalized, behavior-triggered SaaS onboarding emails focused on clear actions, tested subject lines, and timely delivery to improve user activation... It is an AI Agent Skill for Claude Code / OpenClaw, with 141 downloads so far.
How do I install Growth Email?
Run "/install growth-email" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is Growth Email free?
Yes, Growth Email is completely free, licensed under MIT-0. You can download, install and use it at no cost.
Which platforms does Growth Email support?
Growth Email is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created Growth Email?
It is built and maintained by WellyXY (@wellyxy); the current version is v1.0.0.