Email Marketing for a Small Online Store: Grow Your List and Set Up the Three Automated Emails That Sell

Every visitor you bring to your store costs you something: time in content, or money in ads. Most leave without buying, and you never see them again. Unless you have their email.

Email is the channel you truly own. No rising auction, no changing algorithm, no account suspended overnight. And it's the channel that brings back people who already bought, without paying for ads again.

Step 1: get your first subscribers

Nobody subscribes to "the newsletter". People subscribe to get something. Give them a real reason:

• A welcome code on the first order. It's the classic, and it works, but it costs margin: see build an offer that converts.
• A useful guide or content: "the 5-step evening routine", "choosing the right size".
• Early access to new products or limited editions, for passion niches.

Where to put the form:

• A pop-up that shows after a few seconds or on exit, not on arrival.
• The footer, on every page.
• The checkbox at checkout, so your customers can agree to receive your emails.

Step 2: the three automated emails

These are emails you write once and that go out on their own, at the right moment. Start with these three:

The welcome email is often the most read of all. Deliver what was promised straight away, then explain in a few lines why your store exists and what problem your product solves. It's the moment to reuse your message from sell the problem, not the product.

Cart recovery is detailed in recover abandoned carts. It's the one that pays off fastest.

The post-purchase email doesn't sell right away. It helps: how to use the product, how to care for it, what to do if there's a problem. A well-supported customer is a customer who comes back, and that's where getting customers to buy again starts.

Step 3: occasional campaigns

On top of automations, you can send one-off emails to your whole list or part of it:

• A new product or a restock.
• A useful tip linked to your product.
• An offer at a specific moment: launch, holiday, end of season.

A good rhythm for a small store: an email when you truly have something to say. One useful email a month beats three promotional emails a week that drive unsubscribes.

Which tool to choose

Shopify Messaging, included in Shopify, is enough to start. According to Shopify, every store gets 10,000 free emails a month, then $1 per 1,000 extra emails, and abandoned checkout recovery doesn't count toward that allowance. It offers email templates and ready-to-activate automations.

Klaviyo and other specialised tools go further: fine segmentation, more complex flows, SMS. They often have a free tier to start, and become paid as your list grows. Move to one of them when you have an active list and specific needs Shopify Messaging doesn't cover.

Consent: the simple rule

In France, according to the CNIL, a marketing email to a consumer is only sent if they agreed beforehand, through a deliberate action (a checkbox, not pre-ticked). There's one exception: you can email an existing customer about products or services similar to what they bought, provided they could opt out. Creating an account on your store doesn't make someone a customer. Rules are similar across much of Europe; check those of the countries you sell to.

In every email: your name clearly identifiable, and a simple unsubscribe link. Tools like Shopify Messaging add them for you.

What to watch

• Open and click rates for each email, to see what interests people.
• Revenue generated by each automation, visible in your tool.
• Unsubscribes after each campaign: a spike means the message or frequency isn't right.

No store yet? You can generate it with Scale Ova from your product, look at it and change it for free, and only pay when you publish it on Shopify.

FAQ

Sources

• Shopify Messaging email pricing, Shopify Help Center, accessed 18 September 2026
• Commercial prospecting by email, CNIL, accessed 18 September 2026