What Is Email Automation? The Four to Set Up First

By Dave Espino · Last updated

Quick answer

Email automation means emails that send themselves when someone takes an action, such as joining your list, buying or going quiet. For a small business, start with four: a welcome sequence for new subscribers, tagging by where people signed up, a re-engagement email for inactive readers, and a thank-you email after purchase. Set them up once and they run daily.

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For AI tools that help write these, see AI email automation tools. This page covers the concepts.

The four automations to set up first

Automation Trigger What it sends
Welcome sequence Someone subscribes 2–3 emails: deliver the offer, introduce yourself, help (template)
Source tagging Sign-up form used No email; labels the subscriber (YouTube video, website, event)
Re-engagement No clicks in 90 days "Still want these emails?" with an easy way to stay or go
Post-purchase Someone buys Thank you, how to get started, where to get help

How do you keep automated emails personal?

  • Write to one person, not "everyone."
  • Use their first name if you collected it, sparingly.
  • Reply from a real inbox so people can answer you.
  • Review your automations every few months; links and offers go stale.

Do automations replace regular emails?

No. Automations handle the moments that repeat. Your regular weekly email is where your current ideas, videos and stories live.

Example

Worked example: a coach's automations

A business coach sets up her four automations in one afternoon:

  1. Welcome sequence (3 emails). Email 1 delivers her free "first-client checklist" right away. Email 2, two days later, tells a short story about a client's first booking. Email 3, two days after that, answers "Do I need a website first?" and links to a booking page.
  2. Source tags. Her YouTube description form adds the tag youtube. Her website form adds website. Her workshop form adds workshop. Now she can see which source brings people who book calls.
  3. Re-engagement. Anyone with no clicks for 90 days gets one email: "Still want my weekly tips? Click here to stay." People who don't click in two weeks are removed.
  4. Post-purchase. When someone buys a coaching package, they get a thank-you email, a link to schedule their first session and a short "what to prepare" list.

Step by step: building your first welcome sequence

  1. Write all three emails in a document first. It's easier to edit them together.
  2. Create the automation in your email service (AWeber calls these campaigns; other services use "automations" or "workflows").
  3. Set the trigger: subscribes to your list, or a specific tag is added.
  4. Add emails with delays: immediately, then two days, then two days.
  5. Send yourself a test by signing up with a personal address.
  6. Turn it on, then check it again in a week.

Watch out

Common automation mistakes

  • Too many emails too fast. Five emails in three days feels like pressure. Space them out.
  • Forgetting it's running. An automation that mentions an expired offer or a dead link keeps embarrassing you for months.
  • Sending regular broadcasts on top of the welcome sequence on the same day. Some services let you hold new subscribers out of broadcasts until the welcome is finished.
  • No reply path. Use a "from" address that you actually read.
  • Over-segmenting. Three or four tags you'll use beat thirty you won't.

What to automate later

Once the basics run smoothly, consider a short email series for people who clicked a particular product link, a reminder before a live workshop, and a "happy anniversary" note for customers a year after they bought.

Dave Espino

Dave’s take

A principle I keep coming back to

"Without warmup, you're fighting every day for that next sale, that next client, that next paycheck." (Dave)

AI shortcut

How can AI speed this up?

AI tools and plans checked October 18, 2026. They change often, so confirm on each tool's own page. No affiliate links.

  • Draft each automation. AWeber's AI Writing Assistant or Claude can draft welcome, re-engagement and post-purchase emails.
  • Review quarterly. Paste your automations and ask which links or offers look outdated.

Tools mentioned:

AI is great for first drafts. Always edit the result so it sounds like you and is accurate for your business.

Key takeaways

  • Email automation sends the right message when someone takes an action.
  • Start with a welcome sequence; it runs every time someone joins.
  • Then add tagging by source, a re-engagement email and a post-purchase email.
  • Write automations like personal notes, not broadcasts.
Dave Espino

About the author

Dave Espino

An online marketer who has built email lists for more than two decades. These days I teach how to use YouTube to grow one.

More about Dave

Glowing arrows rising from a laptop, tablet and phones showing videos and emails

How to turn YouTube viewers into leads, sales and clients

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