Email Marketing
Master email marketing for nurturing leads and driving conversions.
1. Email Types Matrix
| Type | Purpose | Frequency | Key Metric |
|---|
| Newsletter | Nurture, value | Weekly/Bi-weekly | Open rate |
| Promotional | Sales, offers | As needed | CTR, conversions |
| Transactional | Confirm, update | Triggered | Delivery rate |
| Welcome series | Onboard | Automated | Completion rate |
| Re-engagement | Win back | Triggered | Reactivation rate |
| Abandoned cart | Recover sales | Triggered | Recovery rate |
2. Email Structure
Anatomy of High-Converting Email
| Element | Best Practice |
|---|
| Subject line | 6-10 words, curiosity/benefit |
| Preview text | Complement subject, 40-90 chars |
| Header | Logo, navigation links |
| Hero | Strong visual, headline |
| Body | Scannable, benefit-focused |
| CTA | Clear, action-oriented, above fold |
| Footer | Unsubscribe, address, social |
3. Subject Line Formulas
| Formula | Example |
|---|
| Question | "Ready to double your traffic?" |
| How-to | "How to write emails that convert" |
| Number | "7 mistakes killing your conversions" |
| Urgency | "Last chance: 50% off ends tonight" |
| Curiosity | "The secret top marketers don't share" |
| Personal | "{{FirstName}}, your custom report is ready" |
| FOMO | "Everyone's talking about this..." |
Subject Line Rules
| Do ✅ | Don't ❌ |
|---|
| Keep 6-10 words | ALL CAPS |
| Use power words | Spam triggers (FREE!!!) |
| A/B test always | Misleading promises |
| Match content | Multiple punctuation!!! |
| Personalize | Start with "Newsletter" |
4. Email Automation Sequences
Welcome Series (5-7 emails)
| Email # | Timing | Content |
|---|
| 1 | Immediate | Welcome, deliver promise |
| 2 | Day 2 | Best content/resource |
| 3 | Day 4 | Your story, mission |
| 4 | Day 6 | Social proof, testimonials |
| 5 | Day 8 | First offer |
| 6 | Day 10 | Reminder/scarcity |
| 7 | Day 14 | Transition to regular |
Abandoned Cart (3-4 emails)
| Email # | Timing | Content |
|---|
| 1 | 1 hour | Reminder, cart items |
| 2 | 24 hours | Benefits, overcome objections |
| 3 | 48 hours | Urgency, limited time |
| 4 | 72 hours | Final offer/discount |
Re-engagement (3-5 emails)
| Email # | Timing | Content |
|---|
| 1 | Day 1 | "We miss you" |
| 2 | Day 4 | Best content recap |
| 3 | Day 7 | Special offer |
| 4 | Day 10 | Last chance warning |
| 5 | Day 14 | Remove if no response |
5. Segmentation Strategies
Segmentation Criteria
| Criteria | Examples |
|---|
| Demographic | Age, location, industry |
| Behavioral | Opens, clicks, purchases |
| Engagement | Active, dormant, new |
| Lifecycle | Lead, customer, VIP |
| Preference | Content type, frequency |
Common Segments
| Segment | Criteria | Strategy |
|---|
| New subscribers | < 30 days | Welcome, educate |
| Engaged | Opens > 50% | Premium content |
| At-risk | No opens 60 days | Re-engagement |
| Buyers | Has purchased | Upsell, loyalty |
| VIP | High LTV | Exclusive offers |
6. Deliverability Best Practices
Technical Setup
| Element | Purpose |
|---|
| SPF | Authorize sending servers |
| DKIM | Verify email authenticity |
| DMARC | Prevent spoofing |
| Dedicated IP | Reputation control (high volume) |
List Hygiene
| Practice | Frequency |
|---|
| Remove bounces | Automatic |
| Clean inactive | Quarterly |
| Verify new emails | On signup |
| Monitor complaints | Weekly |
Avoid Spam Filters
| Do ✅ | Don't ❌ |
|---|
| Authenticate domain | Buy email lists |
| Clean list regularly | Use spam trigger words |
| Honor unsubscribes | Hide unsubscribe link |
| Balance text/images | Image-only emails |
| Test before sending | Ignore bounce rates |
7. Email Metrics
Key Metrics
| Metric | Benchmark | Formula |
|---|
| Open rate | 20-25% | Opens / Delivered × 100 |
| CTR | 2-5% | Clicks / Delivered × 100 |
| CTOR | 10-15% | Clicks / Opens × 100 |
| Conversion rate | 1-5% | Conversions / Clicks × 100 |
| Bounce rate | < 2% | Bounces / Sent × 100 |
| Unsubscribe rate | < 0.5% | Unsubs / Delivered × 100 |
Health Indicators
| Metric | Healthy | Warning | Critical |
|---|
| Open rate | > 20% | 15-20% | < 15% |
| Bounce rate | < 2% | 2-5% | > 5% |
| Spam complaints | < 0.1% | 0.1-0.3% | > 0.3% |
| Unsubscribe | < 0.5% | 0.5-1% | > 1% |
8. A/B Testing
What to Test
| Element | Priority |
|---|
| Subject line | High |
| Send time | High |
| CTA button | High |
| From name | Medium |
| Preview text | Medium |
| Email length | Medium |
| Images | Low |
Testing Rules
| Rule | Reason |
|---|
| Test one variable | Clear results |
| Min sample 1000 | Statistical significance |
| Run 2-4 hours | Capture behavior |
| Document results | Build knowledge base |
9. Email Design
Mobile Optimization
| Element | Best Practice |
|---|
| Width | 600px max |
| Font size | 16px+ body, 22px+ headers |
| CTA buttons | 44px+ height, thumb-friendly |
| Images | Alt text, max-width: 100% |
| Single column | Easy to scan |
Dark Mode
| Consideration | Solution |
|---|
| Logo | Transparent PNG or dark version |
| Images | Add white border/background |
| Colors | Test contrast in both modes |
10. Email Tools
| Tool | Best For | Pricing Model |
|---|
| Mailchimp | SMB, beginners | Contact-based |
| Klaviyo | E-commerce | Contact-based |
| ConvertKit | Creators | Subscriber-based |
| ActiveCampaign | Automation | Contact-based |
| Brevo | Transactional | Email volume |
| Beehiiv | Newsletters | Subscriber-based |
Remember: Email is permission-based. Respect your subscribers, provide value, and they'll reward you with loyalty.