Bottom line: Email marketing is still important for small business because it is the only major channel you own, it converts at rates social media cannot touch, and it keeps working when an algorithm, an account ban, or a platform outage would otherwise wipe out your entire audience overnight. If you sell anything and you are not building a list, you are renting your customer relationships from Mark Zuckerberg and hoping he never changes the terms.
The Saturday my client lost 40,000 followers and still hit target
A few years ago I worked with a boutique jewellery brand run by a woman I will call Sarah, because she still trades and does not need her Instagram drama attached to her name in Google forever. She had built up 40,000 followers over four years. good content, decent engagement, the whole thing looked healthy from the outside.
Then Instagram restricted her account over a copyright flag on a piece of stock music she had used eighteen months earlier. No warning that mattered, no real appeal process that worked in a useful timeframe, just a dead account two days before her biggest sale of the year.
Here is what saved that weekend: an email list of 1,200 people she had been quietly building for two years through a 10 percent off popup and a receipt-based signup at checkout. She sent one plain, slightly panicked email explaining what had happened and pointing people to the sale. That single email pulled in £3,400 in 48 hours from a list that was thirty times smaller than her Instagram following.
The maths there is not subtle. A list a fraction of the size of her social following outperformed it when it mattered most, because it was hers, it sat in an inbox she did not need permission to access, and nobody could switch it off.
What email does that social media structurally cannot
This is not a “email versus social” argument because you need both. But they do different jobs, and only one of them is durable.
- You own the asset. Your list lives in your email platform, exportable as a CSV in about thirty seconds. Your Instagram following lives on Instagram’s servers under Instagram’s rules, and those rules change constantly.
- You control who sees it and when. Organic reach on Facebook business pages sits around 2 to 6 percent of your following on any given post. Send an email and, barring spam filters, it lands in the inbox of nearly everyone who opted in.
- It converts. Data from the Data & Marketing Association and Litmus has put average email marketing ROI at roughly £36 to £42 for every £1 spent, year after year, across sectors. No social platform publishes anything close because the honest number would embarrass them.
- It survives platform decisions you have zero say in. Twitter became X and changed its algorithm overnight. TikTok faced a genuine possibility of a US ban in 2024 and 2025. Meta has adjusted organic reach downward repeatedly since 2018 specifically to sell more ads back to the businesses it used to reach for free.
None of that is anti-social-media. I still use it, I still coach clients to use it. But if your entire customer relationship lives inside a platform you do not control, you do not have a marketing strategy, you have a lease with no notice period.
The number small business owners quietly ignore
Here is a figure that should worry more people than it does: the average small business email list grows by less than 100 new subscribers a month, and most of those businesses email that list less than once a fortnight. Meanwhile the same businesses will happily post to social media three or four times a week, chasing an audience they do not own, for a return they cannot measure.
If you want a working benchmark, small business email open rates typically sit between 20 and 28 percent depending on sector, with click rates around 2 to 4 percent. That means a list of 1,000 people, emailed weekly with something worth reading, will put your offer in front of roughly 250 sets of eyes and generate somewhere between 20 and 40 clicks, every single week, without spending a penny on ads. Compare that to the reach of an unpaid social post to the same audience size and email wins most weeks without a fight.
The uncomfortable bit nobody likes admitting
Here is the part people writing about email marketing tend to skate over: your open rates are probably worse than you would like, and it barely matters. A 22 percent open rate on a list of 2,000 means 1,560 people did not open that particular email. That sounds like failure. It is not.
Email is a long game played across many sends, not a single message that needs to land with everyone. The subscriber who ignored your Tuesday email might buy from the one you send in six weeks, when their circumstances change or their old supplier lets them down. Nobody deletes your email address the way they scroll past a post and forget it existed within four seconds. The relationship sits there, dormant, ready, until the timing suits them rather than you. That is a very different kind of asset from a social post with a shelf life of a few hours.
The other uncomfortable truth is that most small businesses do not have an email problem, they have a “nothing to say” problem. They stopped sending because they ran out of ideas after three newsletters, not because email stopped working. The channel is fine. The consistency is the issue, and I say that having missed my own send schedule for months at a stretch during the hardest years of rebuilding this business, so I am not lecturing from a clean record here.
How this fits into a working sales process
Email is not a standalone tactic, it is the connective tissue of your whole customer journey. It is what turns a stranger who found you on Google or LinkedIn into someone who trusts you enough to buy. I have written before about why a sales funnel matters and what happens without one, and email is almost always the mechanism doing the actual work inside that funnel: the follow up after a download, the nudge after an abandoned cart, the case study that arrives three days after someone joins your list still undecided.
If you strip email out of a funnel, you are left with cold traffic and a single conversion moment, which is exactly why conversion rate is the number that reflects business health far more than follower count ever does. A brand with 500 email subscribers and a 3 percent email-to-sale conversion rate will out-earn a brand with 50,000 followers and no list, most months, quietly, without the vanity metrics to show for it.
Building a list from zero: the steps that work
If you have no list right now, here is exactly how to start one this month.
- Pick one lead magnet, not five. A checklist, a template, a short guide solving one specific problem your buyer has. Overthinking this costs more businesses momentum than a mediocre lead magnet ever does.
- Put the signup in three places minimum. Website popup or embedded form, link in your Instagram or LinkedIn bio, and a line on every invoice or receipt if you sell physical goods.
- Write a three-email welcome sequence before you write anything else. Email one introduces you and delivers the lead magnet. Email two shares a result or story like Sarah’s above. Email three makes a soft, low-pressure offer.
- Commit to one send a week, minimum, for twelve weeks. Not daily, not “whenever inspiration strikes.” Weekly. Consistency beats cleverness in this specific channel more than in any other part of marketing.
- Segment by one variable early. Even something as basic as “opened the last three emails” versus “hasn’t opened in 60 days” lets you send different messages to warm and cold subscribers instead of blasting everyone identically.
I go into the deeper mechanics of why this specific channel deserves a dedicated content plan, not just occasional promotional blasts, in this piece on what happens to a company that skips having a proper newsletter. It is worth reading if you are still deciding whether a newsletter is a “nice to have” or something closer to essential infrastructure, because the answer changes depending on how much of your growth currently depends on channels you do not control.
What I tell every client who says “but nobody reads email anymore”
People say this to me at least once a month, usually right before checking their own inbox forty times that same day. Nobody reads every email. Everybody reads the emails that matter to them, from senders they trust, at the moment they are ready to act. Your job is not to compete with every message in someone’s inbox, it is to be the one they open when the timing lines up, because you showed up consistently enough beforehand that your name means something.
I talked through this exact tension between chasing reach and building durable, ownable audiences on the Marketing Leadership podcast, in the full episode covering a sales-oriented approach to B2B digital marketing, and it is one of the questions that comes up in nearly every consulting conversation I have with small business owners in 2026. The businesses still standing after five, ten, fifteen years almost always have one thing in common: a list they built early and kept feeding, regardless of which platform was fashionable that particular year.
What to do this week
Do not overhaul your marketing this weekend. Do this instead: check whether you have an email capture form live anywhere right now. If you do not, add one before you close this tab, even a basic one. Then draft a single email to whoever is already on your list, however small, telling them something useful, and send it. That is the entire starting point. Everything else in this piece is refinement.
Frequently asked questions
Is email marketing still effective for small business in 2026?
Yes. Average return on email marketing spend still sits around £36 to £42 for every £1 invested according to Data & Marketing Association and Litmus research, and small business open rates typically run between 20 and 28 percent, both of which comfortably outperform unpaid social reach.
How often should a small business send marketing emails?
Weekly is the minimum that keeps a list warm and responsive. Emailing less than once a fortnight tends to produce lower open rates over time because subscribers forget who you are, while emailing more than three times a week without useful content usually increases unsubscribes.
Isn’t building an email list slower than growing social media followers?
Usually, yes, at the start. But an email list converts far higher per person and cannot be deleted, banned, or algorithmically hidden by a platform. A list of 1,000 engaged subscribers regularly outperforms a social following ten to thirty times its size in actual sales.
What should a small business send if they have nothing new to announce?
Send something useful rather than something promotional: a short how-to, a customer story, an answer to a question you get asked often in person. Subscribers stay subscribed for value, not for constant sales pitches, and the sales tend to follow once trust is built.
Primary sources
- the UK government’s business support pages
- the UK Information Commissioner’s guidance on direct marketing
