Email Best Practices
Use when building email features, emails going to spam, high bounce rates, setting up SPF/DKIM/DMARC authentication, implementing email capture, ensuring compliance (CAN-SPAM, GDPR, CASL), handling webhooks, retry logic, making emails accessible (alt text, headings, contrast, screen readers), or deciding transactional vs marketing.
Install
npx skills add resend/resend-skills --skill email-best-practicesgit clone --depth 1 https://github.com/resend/resend-skills.git /tmp/resend-skills
mkdir -p ~/.claude/skills
cp -r /tmp/resend-skills/skills/email-best-practices ~/.claude/skills/email-best-practicesPersonal skills live in ~/.claude/skills. Use .claude/skills in a project folder to share a skill with your team.
From the SKILL.md
# Email Best Practices
Guidance for building deliverable, compliant, user-friendly emails.
## Architecture Overview
```
[User] → [Email Form] → [Validation] → [Double Opt-In]
↓
[Consent Recorded]
↓
[Suppression Check] ←──────────────[Ready to Send]
↓
[Idempotent Send + Retry] ──────→ [Email API]
↓
[Webhook Events]
↓
┌────────┬────────┬─────────────┐
↓ ↓ ↓ ↓
Delivered Bounced Complained Opened/Clicked
↓ ↓
[Suppression List Updated]
↓
[List Hygiene Jobs]
```
## Quick Reference
| Need to... | See |
|------------|-----|
| Set up SPF/DKIM/DMARC, fix spam issues | [Deliverability](./references/deliverability.md) |
| Build password reset, OTP, confirmations | [Transactional Emails](./references/transactional-emails.md) |
| Plan which emails your app needs | [Transactional Email Catalog](./references/transactional-email-catalog.md) |
| Build newsletter signup, validate emails | [Email Capture](./references/email-capture.md) |
| Send newsletters, promotions | [Marketing Emails](./references/marketing-emails.md) |
| Ensure CAN-SPAM/GDPR/CASL compliance | [Compliance](./references/compliance.md) |Details
- Skill name
email-best-practices- Repository
- resend/resend-skills
- Path
skills/email-best-practices/SKILL.md- License
- MIT
- Repo updated
- 28 October 2026
FAQ
What does the Email Best Practices skill do?
Use when building email features, emails going to spam, high bounce rates, setting up SPF/DKIM/DMARC authentication, implementing email capture, ensuring compliance (CAN-SPAM, GDPR, CASL), handling webhooks, retry logic, making emails accessible (alt text, headings, contrast, screen readers), or deciding transactional vs marketing.
How do I install the Email Best Practices skill?
skills CLI (Claude Code, Cursor, Codex and more): npx skills add resend/resend-skills --skill email-best-practices. Skills go in ~/.claude/skills (personal) or .claude/skills (project), and Claude loads them automatically when a task matches the description.
Is Email Best Practices popular?
It lives in resend/resend-skills, which has 208 GitHub stars and 34 forks, and is included in 2 curated skill lists.
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