email-marketing

SKILL.md

Email Marketing

Email campaign strategy, automation, and optimization for engagement and conversion.

Language & Quality Standards

CRITICAL: Respond in the same language the user is using. If Vietnamese, respond in Vietnamese. If Spanish, respond in Spanish.

Standards: Token efficiency, sacrifice grammar for concision, list unresolved questions at end.


When to Use This Skill

Apply email expertise when:

  • Creating email sequences and automations
  • Improving deliverability and inbox placement
  • Optimizing open rates and click rates
  • Designing lifecycle email workflows
  • Segmenting audiences for personalization
  • A/B testing email elements

Core Concepts

Email Types & Timing

Type Purpose Timing Frequency
Welcome Onboard new subscribers Immediate (<5 min) Once
Nurture Build trust over time Drip sequence 1-2x/week
Promotional Drive sales/signups Campaign-based 1-4x/month
Transactional Confirm actions Triggered As needed
Re-engagement Win back inactive 30-90 days inactive Once per cycle

Email Performance Benchmarks

Metric Acceptable Good Excellent
Open Rate 15-20% 20-25% 25%+
Click Rate 1-2% 2-5% 5%+
Click-to-Open 10-15% 15-20% 20%+
Unsubscribe <1% <0.5% <0.2%
Bounce Rate <5% <2% <0.5%
Spam Complaint <0.1% <0.05% <0.01%

Email Anatomy

From: [Name] from [Brand] <email@domain.com>
Subject: [Hook + Benefit] (50 chars optimal)
Preview: [Extends subject curiosity] (90-100 chars)

[Personalized greeting]
[Hook - address pain/desire in first line]
[Value delivery - main content]
[Social proof - testimonial/stat - optional]
[Single CTA button - clear action]
[P.S. - additional hook or urgency]

[Signature with human touch]

Subject Line Formulas

Formula Example Best For
Question "Still struggling with [pain]?" Engagement
How-to "How to [achieve outcome] in [time]" Education
Curiosity "[X] thing [audience] forget about [topic]" Opens
Social Proof "How [customer] got [result]" Conversion
Urgency "[X] hours left: [offer]" Promotions
Personal "{{first_name}}, quick question" Response

Sequence Framework

Welcome Sequence (7 days, 5 emails):

  1. Day 0: Welcome + deliver lead magnet
  2. Day 1: Quick win / immediate value
  3. Day 3: Brand story / why we exist
  4. Day 5: Social proof / case study
  5. Day 7: Engagement check / preferences

Nurture Sequence (6 weeks):

  1. Week 1-2: Problem awareness
  2. Week 3-4: Solution education
  3. Week 5-6: Product introduction + offer

Segmentation Strategy

Segment Type Criteria Use For
Engagement Open/click behavior Re-engagement targeting
Interest Content consumed Topic personalization
Lifecycle Lead stage Funnel-appropriate content
Demographic Role, company size Message customization
Behavioral Website actions Trigger-based emails

Best Practices

Deliverability Excellence

  1. Warm Up New Domains: Gradual volume increase
  2. Authentication: SPF, DKIM, DMARC properly configured
  3. List Hygiene: Remove bounces and inactive regularly
  4. Engagement Signals: Encourage replies, adds to contacts

Copy Excellence

  1. Mobile First: 60%+ read on mobile
  2. Scannable: Short paragraphs, bullets, bold
  3. One CTA: Don't compete with yourself
  4. Personal Tone: Write to one person, not a list

Testing Excellence

  1. Subject Lines: Always A/B test
  2. Send Times: Find optimal windows per segment
  3. Content Length: Test short vs. long
  4. CTA Buttons: Text, color, placement

Agent Integration

Agent How They Use This Skill
email-wizard Sequence design, automation setup
copywriter Email copy creation
lead-qualifier Segmentation criteria, triggers
continuity-specialist Re-engagement strategies

Anti-Patterns to Avoid

Anti-Pattern Why It's Wrong Do This Instead
Buying email lists Destroys deliverability Build organic list
No segmentation Irrelevant content = unsubscribes Segment by behavior
Too many CTAs Confuses reader, dilutes clicks One primary CTA
No unsubscribe Illegal + spam complaints Clear, easy unsubscribe
Batch and blast No personalization Behavior-triggered emails

Workflow Integration

  • crm-workflow.md - Lead lifecycle stages, MQL/SQL definitions
  • sales-workflow.md - Lead scoring thresholds for email triggers

Related Commands

  • /sequence/welcome - 7-day welcome sequence
  • /sequence/nurture - 6-week lead nurture
  • /sequence/re-engage - 21-day win-back
  • /content/email - Email copy creation

References

  • references/sequence-design.md - Email sequence blueprints
  • references/deliverability.md - Getting to inbox
  • references/segmentation.md - Audience segmentation
  • references/automation.md - Automation workflows
  • references/lead-nurturing-workflows.md - Lead nurturing sequences
Weekly Installs
13
GitHub Stars
375
First Seen
Feb 14, 2026
Installed on
opencode13
cursor13
gemini-cli12
github-copilot12
amp12
codex12