Your Blog Is Already Making Money. Now Make It Work Twice
I was rebuilding a broken RSS email template on a Tuesday afternoon — pure operational housekeeping. Somewhere in the middle of the fix I could see the whole system clearly: the blog earning on strangers, the email list delivering it to people who already trust us, the Amazon cookie firing on shoes we never mentioned. I stopped fixing and started writing. — TK
I was in the middle of rebuilding an RSS email template for Sunrays Creations — a completely operational fix, nothing glamorous — when it hit me. I wasn't just fixing a template. I was looking at a system that had been quietly earning passive income on our own customers, people who already trusted us and had already bought from us, every time a new blog post went live. And I'd never written that down. Never explained it. Just ran it. This is that article.
"The blog earns from strangers. The email list delivers it to people who already trust you. One automation makes the same content work twice — and you don't write a single extra word."
The Way Most People Think About Their Blog and Their Email List
Most small business owners treat their blog and their email list as two separate things that serve two separate purposes. The blog is for getting found — write something useful, Google ranks it, strangers show up, some of them buy or click. The email list is for staying in touch with customers — send a newsletter, announce something new, keep people warm. Two channels. Two jobs. Two content calendars. Double the effort.
That framing is wrong. Or at least it's incomplete. And the gap between how most people run these two things and how they could be running them is where a real passive income opportunity is sitting untouched.
The blog and the email list are not two separate things. They're two ends of the same system. The blog is the engine. The email list is the amplifier. And the RSS-to-email automation is the wire that connects them — automatically, for free, every time you publish.
Flywheel One — The Blog as an Inbound Machine
Let's start with the blog side because most people understand this one, at least in theory. You write something genuinely useful. Google eventually ranks it. A stranger searching for exactly that topic finds your post. They land on your blog. While they're there, AdSense shows them ads and earns you a fraction of a cent per impression. An Amazon affiliate product box catches their eye. They click. The affiliate cookie drops. Whatever they buy on Amazon in the next 24 hours earns you a commission — whether it's the product you recommended or something completely unrelated.
This is passive income in the purest sense. The post was written once. It earns indefinitely. You didn't run a campaign. You didn't send an email. You didn't do anything. Google sent someone to a page that was already monetized, and the infrastructure did its job quietly.
The limiting factor on this flywheel is traffic volume. More posts, more rankings, more strangers — more passive income. It builds slowly and then compounds. Most small business owners get this part and work on it. What they miss is the second flywheel sitting right next to it.
Flywheel Two — The Email Nudge
Your email list is not full of strangers. It's full of people who already know you, already bought from you or are strongly considering it, and already gave you permission to land in their inbox. That's a fundamentally different audience than someone who found you through a Google search.
Now here's the question: when a new blog post goes live, what happens to that audience? For most small business owners, the answer is nothing. The post goes live, Google eventually finds it, strangers trickle in over weeks and months. The existing email list — the warm, high-trust, already-converted audience — hears about it whenever you remember to send a newsletter, which might be weeks later, might be never.
The RSS-to-email automation fixes this with zero extra effort. RSS stands for Really Simple Syndication — it's a feed your blog generates automatically every time you publish. Mailchimp has a campaign type called RSS-to-email that connects directly to that feed. You set it up once. You configure the schedule — daily, weekly, whatever fits your publishing frequency. From that point forward, every time a new post goes live, Mailchimp automatically sends a clean email to your list with the post headline, a preview snippet, and a link back to the full post. You didn't write an email. You didn't schedule anything. You just published a blog post, and your email list got notified automatically.
That notification sends warm, trusting, already-engaged subscribers directly to a page that has AdSense ads running and Amazon affiliate boxes embedded. The same passive income infrastructure that works on strangers from Google now works on your best customers too.
"You didn't create new content. You didn't run a campaign. You connected two things you already had with one automation — and the passive income infrastructure you built for strangers started working on your best customers too."
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The Moment This Clicked For Me — The Shoe Story
Let me give you the moment this stops being abstract and becomes real.
Sunrays Creations is a cross stitch pattern business. Our blog posts are about cross stitch — hoops, frames, fabric types, beginner guides. The Amazon affiliate boxes in those posts are cross stitch supplies. That's the obvious play — reader comes for cross stitch content, sees cross stitch products, buys cross stitch supplies, commission pays out. Simple.
But that's not how Amazon's affiliate program actually works. When a customer clicks any Amazon affiliate link on your site — any link, for any product — a 24-hour cookie drops in their browser. Whatever they buy on Amazon in the next 24 hours, whether it's the exact product you linked or something else entirely, earns you the commission.
So here's what actually happens. A customer on our email list gets the RSS email. She's been buying cross stitch patterns from us for two years. She clicks through to the new blog post. She glances at the Amazon affiliate box for embroidery hoops. She doesn't need hoops right now. But while she's on Amazon she remembers she's been meaning to buy a new pair of shoes. She buys the shoes. The affiliate cookie fires. We earn a commission on shoes we never mentioned, never marketed, and never knew she was thinking about buying.
That's the moment. That's the "wait, that's how this works?" realization that changes how you think about every blog post and every email you send going forward. You're not just selling what you recommend. You're opening a door to Amazon for a customer who already trusts you — and Amazon's inventory does the rest.
Why Email Subscribers Convert Better Than Search Traffic
The strangers who find your blog through Google are cold traffic. They don't know you. They landed on your post because a keyword matched. They might read it, they might not. They might click an affiliate link, they might scroll past it. Conversion rates on cold traffic are real but modest.
Email subscribers are warm traffic. They opted in. They've been hearing from you. They associate your name with useful content. When they click through from an RSS email it's because something in the subject line or preview earned that click — which means they arrived with intent and attention. That combination converts at a higher rate. The same Amazon affiliate box that earns a modest click rate from cold search traffic earns better from a subscriber who showed up because they wanted to.
And email purchase conversion rates back this up broadly. Email traffic converts to purchases at roughly 4% across industries. Social media traffic converts at under 1%. Search traffic sits somewhere in between. Your email list is your highest-converting distribution channel — and the RSS automation sends them straight to your monetized blog without you lifting a finger after setup.
How to Set Up the RSS-to-Email Automation in Mailchimp
This is not complicated. It's a one-time setup that runs forever after.
In Mailchimp, go to Campaigns and create a new campaign. Select the Email option and then choose the RSS campaign type — it's listed alongside regular campaigns, automated campaigns, and A/B tests. Mailchimp will ask you for your RSS feed URL. For a Blogger blog your RSS feed is your blog URL with /feeds/posts/default appended — for example, backofficecontrarian.com/feeds/posts/default. Paste that in and Mailchimp will pull it to confirm it's working.
Then you set the sending schedule. Daily works if you publish frequently. Weekly is cleaner for most small business blogs — it batches any posts from the past week into one email rather than pinging your list every single day. Choose the day and time that makes sense for your audience and your publishing rhythm.
Next you design the email template. Mailchimp gives you RSS merge tags — placeholder codes that automatically pull in your post title, image, and excerpt. Build the template once. It populates automatically with each post going forward. You never touch it again unless you want to redesign it.
Select your list, confirm the settings, and turn it on. From that point forward, every time you publish a post, your email list gets notified automatically. The blog works once for acquisition — strangers from Google. It works again for your existing audience — subscribers who trust you and click at higher rates. Two flywheels. One piece of content. One setup.
The Back Office Read On All of This
I've been running the back office of Sunrays Creations for 22 years. The RSS email wasn't a strategy I sat down and planned from scratch. It was a operational decision — automate the notification, keep the list warm, don't let good content sit unread because I forgot to send a campaign. The passive income byproduct of it was something I understood intellectually but didn't fully appreciate until I was sitting there fixing the template and watched the logic unfold in front of me.
That's the back office truth about most of the best systems. They don't look like strategy when you set them up. They look like housekeeping. They look like fixing a template on a Tuesday afternoon because something broke and it needed to work again. The compound value of the system reveals itself quietly over time — in commission payments that show up for products you never mentioned, in AdSense earnings that tick up slightly every time a new post goes live, in a subscriber list that stays warm and engaged because they hear from you consistently without you manually doing anything.
Connect the two things you already have. Write the blog post. Let the automation do the rest. That's the whole system.
Frequently Asked Questions
Q: What is RSS-to-email and how does it work?
A: RSS stands for Really Simple Syndication. Your blog generates an RSS feed automatically every time you publish — it's a live list of your posts in a standardized format. Mailchimp's RSS campaign type connects to that feed and automatically sends an email to your list when new posts appear. You set it up once and it runs on its own from there.
Q: Does this work with a Blogger blog?
A: Yes. Blogger generates an RSS feed automatically. Your feed URL is your blog address with /feeds/posts/default added at the end. Paste that into Mailchimp's RSS campaign setup and it will pull the feed and confirm it's working before you activate anything.
Q: Does Mailchimp allow affiliate links in RSS emails?
A: Mailchimp's restriction on affiliate links applies to links placed directly inside email campaigns. The RSS email contains a link to your blog post — not the affiliate links themselves. The affiliate links live on the blog post page. The subscriber clicks through from the email to the blog, and the affiliate links do their work there. This is fully compliant with Mailchimp's terms.
Q: How does the Amazon affiliate cookie work?
A: When any visitor clicks any Amazon affiliate link on your site, a 24-hour tracking cookie drops in their browser. Anything they purchase on Amazon within that 24-hour window — not just the product you linked — earns you the affiliate commission. The customer doesn't have to buy what you recommended. They just have to buy something.
Q: How often should the RSS email send?
A: It depends on your publishing frequency. If you publish multiple times a week, a weekly digest email is cleaner — it batches posts rather than pinging your list every day. If you publish once a week or less, a daily check works fine because most days there will be nothing new to send. Match the schedule to your content output so subscribers aren't getting empty emails.
Q: Does this require any technical skills?
A: No. Mailchimp's RSS campaign setup is a guided flow with no coding required. You need your blog's RSS feed URL, a Mailchimp account, and a basic email template. The whole setup takes under an hour the first time. After that it runs automatically.
Q: Will this work for a brand new blog with a small email list?
A: Yes — and the earlier you set it up the better. Every subscriber you add from day one gets pulled into the RSS automation. You're building the habit of consistent contact with your list from the start, which is worth more over time than any individual campaign you might send manually.
Written By TK Kramer
Back office thinker and co-owner of a 22-year online pattern business. I write about the unsexy, contrarian strategies that actually move the needle — the stuff the gurus forgot to mention, probably on purpose. Read more at Back Office Contrarian.
Are you running an RSS-to-email automation — or has your blog been doing all the work alone?
Drop a comment below. If you set one up after reading this I want to hear about it. If you've been running it for years and have results to share, even better.
