Brevo Welcome Email Series: How to Build One That Converts

Your welcome email is the most important message you'll ever send. New subscribers are at peak interest the moment they sign up — this is your best chance to set expectations, deliver value, and begin building a real relationship.

A single welcome email is good. A welcome email series is far better.

This guide shows you exactly how to build a welcome series in Brevo that turns curious subscribers into engaged long-term readers.

Why a Welcome Series Outperforms a Single Email

A well-crafted welcome series achieves things a single email simply cannot:

• Sustained attention — a series keeps your brand in subscribers' minds over several days
• Progressive trust-building — each email adds a layer of credibility before you make any ask
• Behavioural insight — you can see who engages at each step, creating natural segments
• Reduced churn — subscribers who go through a structured onboarding sequence are far less likely to unsubscribe early

On average, welcome email series generate significantly higher open rates than standard campaigns — because subscribers are still in the "who are you?" mindset.

The 4-Email Welcome Series Framework

Here's a proven structure you can adapt to your brand:

Email 1: The Welcome (Send Immediately)

Goal: Confirm the signup, set expectations, make a great first impression.

Subject line ideas:

• "Welcome to [Brand] — here's what to expect"
• "You're in. Here's where to start."
• "Hi [First Name], welcome aboard 👋"

Content:

• A genuine welcome message in your brand's voice
• What kind of content they'll receive and how often
• One immediate piece of value (a guide, a resource, a tip)
• A clear, simple CTA: "Read your first guide →"

Keep Email 1 short. Two to three short paragraphs. One button. This is not the place to explain everything about your business.

Email 2: Your Best Value (Send 2 Days Later)

Goal: Deliver your most useful content before asking for anything.

This email should contain your single most valuable piece of content — your best-performing article, your most downloaded resource, or your most actionable tip. Give without asking.

Subject line ideas:

• "The #1 thing most people get wrong about [topic]"
• "We promised value. Here it is."
• "The guide our subscribers read first"

Email 3: Build Trust with Proof (Send 2 Days After Email 2)

Goal: Show social proof and establish credibility.

By Email 3, the subscriber has heard from you twice. Now is the time to show them they made the right decision.

Include:

• A testimonial or case study from a real customer
• A stat or result that demonstrates your expertise
• A brief story about how your brand started or what problem it solves

This email warms subscribers up emotionally before any commercial message.

Email 4: The Soft Ask (Send 2–3 Days After Email 3)

Goal: Guide subscribers toward the next logical step.

This is your first soft CTA. Not a hard sell — a gentle nudge toward the action that benefits them most.

Examples:

• "If you're ready to try Brevo, here's how to get started free"
• "Want a personalised recommendation? Take our 2-minute quiz"
• "Here's what most subscribers do next"

The key is framing this as a natural next step, not a sales pitch.

Building This Series in Brevo

Create the Automation Workflow

Go to Automation → Create a Workflow. Set your entry point as "Contact is added to [your subscriber list]."

Add Each Email Step

For each email in your series:

1. Add a Delay block (0 delay for Email 1, 2-day delay for subsequent emails)
2. Add a Send Email block and create your email content
3. Repeat for each step

Use Conditions to Branch

After Email 2, add a condition: "Did the contact open Email 2?"

• If yes: proceed to Email 3 as normal
• If no: wait 24 hours and resend Email 2 with a different subject line, then continue

This single condition can significantly improve your series open rates by giving non-openers a second chance.

Subject Line Formulas That Work

Based on what consistently performs well for welcome sequences:

• Curiosity gap: "The one Brevo feature most people miss"
• Specific promise: "5 automations you can set up in Brevo this afternoon"
• Direct and simple: "Your free Brevo setup guide"
• Question: "Is your welcome email costing you subscribers?"

Always test two subject lines using Brevo's A/B test feature (available on Business plan) to find what resonates with your specific audience.

Timing: Getting the Delay Right

Research consistently shows:

• Email 1: Immediate (or within 5 minutes of signup)
• Email 2: 2–3 days after Email 1
• Email 3: 2 days after Email 2
• Email 4: 2–3 days after Email 3

Total series length: approximately 7–10 days. This is long enough to build a relationship without overwhelming new subscribers.

After the series ends, move contacts automatically into your regular newsletter list using a final workflow step: "Add contact to [regular newsletter list]."

Brevo Pricing at a Glance

All plans include unlimited contact storage. See full pricing on Brevo →