Build an Email Deliverability Improvement Plan

Build a complete email deliverability improvement plan for the following:

Business: [name]
Email platform: [Mailchimp / Klaviyo / SendGrid / Postmark / self-hosted / other]
List size: [number of subscribers]
Current open rate: [% — if below 20% there may be deliverability issues]
Current spam rate: [if known]
Current bounce rate: [hard and soft]
Email sending frequency: [daily / weekly / monthly]
Types of email sent: [marketing / transactional / both]
Known deliverability issues: [going to spam / low open rates / blacklisted / other]
Sending domain age: [new / established]

Deliver a complete deliverability plan:

DELIVERABILITY AUDIT:

Technical authentication:
- SPF record: what it is, how to check, how to set up
- DKIM: what it is, how to check, how to configure
- DMARC: what it is, recommended policy for this stage
- BIMI: what it is and when to consider it
- How to test all four records

Sender reputation:
- How to check your sender score
- How to check if you are blacklisted
- How to get removed from blacklists
- IP reputation vs domain reputation
- Dedicated IP considerations

List health:
- Hard bounce threshold (keep below 2%)
- How to identify and remove invalid addresses
- Spam trap identification
- Re-permission campaign design
- Double opt-in implementation

Content and engagement:
- Spam trigger words to avoid
- HTML to text ratio
- Image-heavy email risks
- Link practices (avoid URL shorteners)
- Unsubscribe link best practices

SENDING PRACTICES:
- Warm-up plan for new IPs or domains
- Consistent sending frequency importance
- List segmentation for engagement-based sending
- Sunset policy (stop emailing unengaged subscribers)
- Send time optimisation

30-DAY RECOVERY PLAN:
- Week 1: Technical fixes
- Week 2: List cleaning
- Week 3: Re-engagement campaign
- Week 4: Optimised sending to engaged segments
- How to measure improvement