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EMAIL Published Oct 25, 2026

How to Write a Newsletter for a Small Business (That People Actually Open)

One topic. Five parts. Every week. A simplified SAM card labeled 'Weekly newsletter' with five rows: Subject, Opening, The useful part, Your news, One next step; the last row shows 'Waiting for your OK'.
Simplified illustration, not a product screenshot.
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    A small business newsletter works best when it's short, comes out on the same day every week, and covers one useful topic. Open with something your reader can use today, add one bit of news from your business, and end with one clear next step. Pick a day you can keep, write it in your own voice, and send it to people who asked to hear from you.

    Most small business owners know they should send a newsletter. Most of them start strong, send three issues, then go quiet for six months. The problem usually isn't writing. It's that every issue feels like starting from a blank page.

    The fix is a simple, repeatable shape. Once you have it, a weekly newsletter takes about an hour, and your list starts to expect you in their inbox.

    // 01What is a small business newsletter?

    A newsletter is a regular email you send to people who signed up to hear from you. Customers, past buyers, people who grabbed a freebie on your site. It's different from a sales email in one big way: most of it is there to help, not to sell.

    NewsletterSales email
    Main jobKeep people close and trusting youGet a purchase now
    How oftenSame day, every week or twoWhen you have a sale or launch
    MostlyA useful tip, a story, one piece of newsThe product, the deadline, the reason to buy
    Asks forOne small next stepThe sale

    If you just got someone's email address, start with a short welcome email sequence first. The newsletter is what they get after that, every week, for as long as they stay.

    // 02Why a newsletter is worth it for a small business

    Social media posts reach whoever the platform decides to show them to. An email list is yours. When you send a newsletter, it goes to the people who asked for it, and nobody can turn that off but them.

    A steady newsletter also does a quiet job: when someone on your list is finally ready to buy, you're the name they remember. That's why the habit matters more than any one great issue.

    // 03The one-topic newsletter format

    Every issue gets the same five parts. Keep the order the same each week so your readers know what to expect and you never stare at a blank page.

    PartLengthJobExample (illustrative, neighborhood bakery)
    Subject lineUnder about 50 charactersGet the open"The 10-minute trick for crispier sourdough"
    Opening2 to 3 sentencesSay why this week's topic matters"A few of you asked why your loaves come out soft. It's almost always one thing."
    The useful part150 to 300 wordsOne tip, how-to or answer they can use todayThe trick, in three plain steps
    Your news1 to 3 sentencesOne thing happening at your business"Pumpkin loaves are back Friday."
    One next step1 sentence and a linkTell them exactly what to do"Reply and tell me what you're baking this weekend," or "Pre-order a pumpkin loaf here."

    One topic per issue is the rule that keeps it easy. If you have three tips, you have three weeks of newsletters.

    // 04How to write your newsletter, step by step

    Step 1: Pick your day and stick to it

    Choose a day and time you can keep for the next three months. Tuesday morning, Thursday at lunch, whatever fits your week. Being steady matters more than the exact day.

    Step 2: Keep a running list of topics

    Every time a customer asks a question, write it down. Every question is a newsletter. Other good sources: the mistakes you see people make, how you do something behind the scenes, and what's coming up this season at your business.

    Step 3: Write the useful part first

    Start with the middle, the part that helps. It's the hardest part, and once it's done, the opening and the subject line are easy to write around it.

    Step 4: Write it like you talk

    Write to one person, not "valued customers." Short sentences. Your own words. If you wouldn't say it across the counter, don't write it in the email.

    Step 5: Add your news and one next step

    Pick one thing happening at your business and one action for the reader. Only one. A newsletter with five links usually gets zero clicks.

    Step 6: Write three subject lines and pick one

    Write three and choose the one that makes you most curious. Plain and specific usually beats clever. "How to keep cut flowers alive a week longer" tells people exactly what they get.

    Step 7: Send a test, then send it

    Send it to yourself first. Check it on your phone, since that's where a lot of people will read it. Click every link. Then send.

    // 05Newsletter ideas when you're stuck

    IdeaExample (illustrative)
    Answer a customer questionA plant shop: "Why your snake plant's leaves are turning yellow"
    Show behind the scenesA coffee roaster: "What happens to the beans before they hit your cup"
    Share a quick how-toA personal trainer: "A 10-minute workout for a hotel room"
    Name a common mistakeA house cleaner: "The cleaning spray that's dulling your counters"
    Get ready for the seasonA landscaper: "Three things to do in your yard before the first frost"
    Spotlight a product, honestlyA bookstore: "The one book our staff keeps buying for friends"

    // 06The rules you have to follow

    In the US, commercial emails fall under the CAN-SPAM Act. The FTC's guide for business spells out a few basics every newsletter needs:

    • A subject line that isn't misleading about what's inside.
    • Your valid physical postal address.
    • A clear way to opt out, and you have to honor opt-out requests within 10 business days.

    Most email tools, like Kit, Mailchimp and MailerLite, put an unsubscribe link and your address in the footer for you once you set them up. Just send to people who signed up. A list you bought or scraped is a fast way to land in spam.

    // 07Common newsletter mistakes

    MistakeFix
    Sending only when you have a saleSame day every week, mostly helpful
    Cramming in five topicsOne topic per issue
    Writing like a press releaseWrite to one person, in your own words
    Five links and buttonsOne next step
    Clever subject lines that hide the topicPlain and specific
    Quitting after three issuesKeep a topic list so you never start from scratch

    // 08Where SAM fits (built by the founder of SamCart)

    SAM is SAM + 5 AI specialists: Ads, Content, Designer, Promotions and Social. It's built by the founder of SamCart, and it can take the weekly newsletter off your plate.

    On setup, it learns your brand and offer from your website, and your customers and sales from the accounts you connect. Then you ask in plain words. SAM writes newsletters and other emails in your brand voice. With Kit, Mailchimp, MailerLite or ActiveCampaign connected, it can send your campaigns, and it asks before it sends to your list. It can also draft and publish posts on beehiiv. You can also describe a recurring job in chat, like a newsletter draft every week, and SAM sets it up. You can pause, edit or stop it anytime.

    Approving is a reply in the chat, from your phone if you like.

    SAM opens to a limited group first. Until it opens to you, let SAM score your marketing. It's free.

    Your AI marketing team. Marketing, actually done for you.

    SAM isn't open to you yet. Let it score your marketing.

    Let SAM score my marketing
    6 quick taps, about 60 seconds. Free. No credit card.

    // FAQFAQ

    How often should a small business send a newsletter?

    Once a week is a good rhythm if you can keep it. Every two weeks is fine too. Pick the pace you can stick with for months, because a steady newsletter beats a busy month followed by silence.

    How long should a newsletter be?

    Short enough to read in a couple of minutes. One useful part of 150 to 300 words, a line of news and one next step is plenty.

    What should I put in my first newsletter?

    Say hello, tell people what they'll get from you and how often, and give them one useful tip right away so the first issue is worth opening.

    Do I need my address in every newsletter?

    In the US, yes. The FTC's CAN-SPAM guide says commercial emails need your valid physical postal address and a clear way to opt out. Most email tools add both to the footer for you once you set them up.

    What's the best day to send a newsletter?

    The day you can keep. There's no magic day for every business. Pick one, send on it every week, and look at your open rates after a couple of months.

    // 09Your one thing this week

    Write down five questions customers asked you this month. That's your next five newsletters. Pick the easiest one, write the useful part first, and send it on the day you choose.

    When you want a team that writes the newsletter for you to approve every week, let SAM score your marketing.


    // SRCSources

    SourceWhat it supports
    CAN-SPAM Act: A Compliance Guide for Business (FTC)Commercial emails need non-misleading subject lines, a valid physical postal address and a clear opt-out; opt-outs honored within 10 business days
    getsam.bot homepageSAM + 5 AI specialists; free marketing audit; built by the founder of SamCart
    Your AI marketing team. Marketing, actually done for you.

    SAM isn't open to you yet. Let it score your marketing.

    Let SAM score my marketing
    6 quick taps, about 60 seconds. Free. No credit card.
    BM
    Written by

    Brian Moran

    Founder of SamCart

    Brian founded SamCart. Now he's building SAM, SAM + 5 AI specialists, so the marketing work actually gets done.

    SAM + 5 AI specialists Let SAM score my marketing