Ep 594 · 11 min · Fri 13 Feb 2026

How to Identify the Customers Worth Keeping

Not all retained customers drive growth. In this Playbook, James Hurman reveals how to identify high-value customers to focus on those who actually increase lifetime value.

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In this episode

Is Every Customer Worth the Retention Hype?

Retention is the sacred cow of ecommerce.

Everyone wants more of it. Dashboards celebrate it. Agencies optimise for it. Loyalty programs are built around it.

But here’s the awkward bit James Hurman surfaced on Add To Cart: the brands retaining the highest percentage of customers were often growing the slowest.

Let that sit for a second.

James Hurman, founder of Previously Unavailable and one of the sharpest marketing strategists in the region, analysed data across dozens of retail brands and billions of dollars in transactions. What he found flips the default ecommerce logic on its head. Growth didn’t come from retaining more customers. It came from retaining the customers who increased their spend over time.

That insight became the foundation for this Playbook.

But it’s not just theory. We’ve seen the same pattern play out in very different ways across the pod. Simon Beard at Culture Kings traced low-value customers back to specific “toxic” products. Adam Bouris at Who Is Elijah discovered that his entry-level sample packs were creating structurally worse buyers. And Justin Bausch at Ryderwear showed how careless discounting quietly erodes margin by rewarding the wrong people.

Different brands, same commercial lesson. Today’s Playbook isn’t about doing more retention. It’s about deciding who actually deserves your time, your incentives and your margin.


Retention Is a Choice, Not a Virtue

James stripped the morality out of retention.

Loyalty isn’t a badge of honour. Retention rate isn’t a trophy. And just because a customer comes back doesn’t mean they’re helping you grow.

In fact, the data showed that brands using loyalty programs retained more customers… but didn’t grow faster. Why? Because they were allocating time and budget toward holding onto people instead of expanding penetration and increasing the value of the right customers. So growth didn’t come from retaining more people. It came from retaining the ones who spent more over time.

If a customer only returns when you discount, if they need constant incentives, if they quietly erode your margin while your CRM dashboard cheers: they’re not a growth engine. They’re just busywork.

Your Products Decide Your Customers

Simon Beard didn’t start with retention strategy. He started with product data.

At Culture Kings, the team mapped lifetime value and repeat purchase behaviour back to the first product someone bought. What they found was brutal. Some products delivered incredible front-end performance. Strong ROAS. Big volume. Cheap acquisition. But the customers they attracted were one and done.

They’d spike revenue in the short term and then disappear. On paper, those campaigns looked like winners. In reality, they were filling the database with low-value customers.

So Simon didn’t optimise the ads harder. He turned spend off. Budget shifted toward products that attracted customers who actually came back and spent again.

Sometimes your retention “problem” isn’t in CRM. It’s in acquisition. If your hero product attracts bargain hunters who never return, you’re not scaling. You’re renting revenue.

Beware the Sample Size Fallacy

Low-cost entry products feel smart. Lower friction. Easier yes. Bigger funnel. Adam Bouris from Who Is Elijah tested that logic with data.

The brand’s Discovery Set, a bundle of fragrance samples, was designed as the gateway product. The assumption was simple: get them in cheap, upgrade them later. Except the numbers told a different story.

Discovery Set buyers had the lowest lifetime value across the entire customer base. Not slightly lower. Structurally worse. More price sensitive. Less loyal. Less likely to convert into meaningful repeat buyers. So Adam made the call most brands would have avoided: they stopped discounting the sample and shifted acquisition back to full-size products that required higher commitment.

Less friction. Worse customers.
More commitment. Better customers.

Ease of purchase doesn’t equal quality of customer. And if you don’t check the data, you’ll never know.

Don’t Discount The Faithful

This is where most ecommerce brands quietly leak margin.

Justin Bausch from Ryderwear shared how they segment customers based on likelihood to convert. And here’s the important part: high-propensity customers don’t get discounts.

But they do get early access, exclusives, first looks. Discounts are reserved for customers who actually need a nudge.

Think about how many brands blast 20 percent off to their entire database. Including the people who would have bought anyway. That’s not retention. That’s margin erosion. Selective incentives protect your best customers from being trained to wait for sales, while still giving lower-propensity customers a reason to convert. It’s retention with precision. Not just generosity.


Retention isn’t about keeping everyone: it’s about deciding who you want more of.

James showed that retention rates alone don’t drive growth. Simon showed that some products quietly attract the wrong customers. Adam showed that low-friction entry can create low-value cohorts. And Justin showed that indiscriminate discounting punishes your best buyers.

If you’re not intentionally choosing which customers to grow, your acquisition strategy, your hero products and your discount calendar are choosing for you.


In this Playbook:

  • Why the brands retaining the most customers are often growing the slowest
  • How to identify which retained customers actually increase lifetime value
  • What Culture Kings learned about “toxic products” and one-and-done buyers
  • Why Who Is Elijah stopped discounting its Discovery Set
  • How Ryderwear protects margin by excluding high-propensity buyers from discounts
  • The difference between retention volume and retention value
  • How to rebalance loyalty and penetration for sustainable ecommerce growth

Read the full transcript Auto-generated

Nathan Bush: Furniture and shipping as a competitive advantage. They rarely go together bulky, costly, fragile, but it can be done. Just ask Freedom furniture. Partnering with Shipit, they've saved a massive 20% on freight costs across Australia. And that's just the start. With ShipIt's API integration, freedom is easily managing multiple locations and saving big while doing it. They've automated fulfillment for over 50 stores and 100 dispatch points and and streamlined their operations. Add expanded carrier options across Australia and New Zealand, essential during peak volumes, and it's no wonder that they've reduced cancellations and improved customer satisfaction. If you want to optimize your fulfillment and delivery operations, whether you're selling furniture or fashion canoes or coffee cups, visit shipit.com to find out more and turn delivery into your competitive advantage during peak and beyond. If there was a word that we throw around in E commerce that never gets questioned, it has to be the word retention. Everyone agrees it's important. Everyone says that they want more of it. And most brands measure success by how many customers they're retaining. But here's the uncomfortable bit. Not all retained customers are actually good customers. Stick with me here. Some might buy once on heavy discount and never come back. That's fine, we don't need them. Some come back, but only when you bribe them. Some create volume, but quietly destroy margin. Not all customers are good customers. Today's playbook came together after a conversation with James Herman, founder of Previously Unavailable and one of the best thinkers we've had on Add to Cart when it comes to customer strategy. So someone may have said man crush, but let's not take it too far. James kept pushing back on the idea that growth automatically comes from retaining more people. Instead, he reframed the question entirely. Not how do we retain more customers, but which customers are actually worth keeping? Because when you stop treating retention as a blanket goal and start treating it as a decision making problem, everything changes when where you spend what you incentivise and critically, what you stop doing. So today we're revisiting a handful of past episodes that all land on the same underlying truth. We'll start with James, because his episode set the foundation. Then we'll bring in Simon Beard from Culture Kings on Toxic products, Adam Boris from who Is Elijah on the Sample Size Fallacy, and Justin Bausch from RideAware on selective discounting. They all come back to the same point. Different brands, same outcome. Let's get into it.

James Herman: So anyway, when I looked in this data, one thing that was really super interesting was that the companies that were Retaining the most customers were growing the slowest.

Nathan Bush: The companies that are retaining the most customers are growing the slowest.

James Herman: Yeah. So the companies that were retaining like a lower percentage of their customers year to year were actually growing much faster. And that sort of, it flies in the face of how we think, think things work. Right. We've sort of been taught that retaining customers is one of the most important things we can do now. Hold. Holding onto those customers year to year is a really important underpinning of growing a healthy business. And so to sort of see that was, you know, sometimes when I do these, like, I'll see, you know, I'll create a chart from the data and then I'll go, I must have done something wrong because that chart just doesn't look like it should look and just completely breaks with, you know, how we think things should work. And so I produced this chart and it was like this really kind of relatively, you know, linear correlation between negative correlation between the amount of customers retained and the growth rate of the company. So.

Nathan Bush: And where are you getting your data from?

James Herman: Sorry. So that's all coming from Klaviyo and Klaviyo's agency partners. Okay. So Klaviyo work with a number of agency partners around the world who have access to lots of kind of client data. So we studied, sort of can't remember exactly what the numbers were now, but it was sort of like dozens of different brands across a few markets. You know, millions of customers and billions of dollars of customer transactions. And and so, you know, relatively big data set. We're not sort of working with small numbers here. And so it was really. Yeah, that was really interesting. And then when you kind of, when you go, well, hang on, this, this chart looks completely wrong. What. What on earth is going on here? And so digging into it, what we found was the companies that were, they might have been retaining fewer customers, but the customers they were retaining, they were growing the spend of over time.

Nathan Bush: Sure.

James Herman: And so that's what sort of, that's why the report's called. It's what you do with them. It's not the customers that you retain. Like, just retaining lots of customers isn't the important thing. Retaining the ones that will spend more with you over time is the important thing. That's where the growth comes from. And so we then looked at kind of, we looked at loyalty programs. So, you know, about half of the companies in the set that we were using used a loyalty program. By the way, they're all E commerce retailers. About half of them used a Loyalty program. We found the growth rate of the companies using a loyalty program was much lower than the growth rate of the companies not using a loyalty program. Again, you kind of go, well, that's weird. You know, the program should help.

Nathan Bush: James, are you sure you got the data right?

James Herman: Yeah, totally sure.

Nathan Bush: Yeah.

James Herman: And when we looked into that, again, what we found is the companies that we're using a loyalty program, yes, they retain more customers, but again, customer retention isn't the most important thing. And so loyalty programs do work in helping you retain customers. They don't work in terms of helping you grow the company. And actually, when we spend, you know, in marketing, we've got a finite amount of time and resources. If we spend too much of that time and resource trying to retain customers and drive loyalty, we spend too little of our time and resource growing the customer base by going out and driving penetration, doing the marketing that brings new customers into the brand. So it's all about like a, you know, again, we're talking before. It's all about a balance. We need to balance the stuff that we're doing in loyalty with the stuff that we're doing to grow the penetration of the brand over time. If we spend too much on loyalty and too little on penetration, we don't grow. If we spend a little bit on loyalty, which of course we should, we want to retain some customers, want to do the types of things that make customers happy and make them want to come back to us. Absolutely. It's not that we should abandon that altogether, but we should spend a small amount of our time on that and a much larger amount of our time getting the brand out into the world in big ways, bringing new customers into the brand, penetrating the market, that's how we grow.

Nathan Bush: All right, we've got a few lessons out of this to unpack. Number one, retention is a choice, not a virtue. James talks about this. He does brilliantly in removing the morality from retention, almost unpicking everything that we take to be true about loyalty. He doesn't talk about loyal customers as a badge of honor. He talks about customer behavior and economic contribution. Not bad for a marketer, right? His core point is simple but powerful. Retention only matters if the customers you are retaining actually increase long term value. If someone requires constant discounting, constant support, incentives or attention just to come back, they're not necessarily a win. Even if your retention rate looks healthy. James pushes brands to ask harder questions. What behaviors do our best customers actually share? What do they buy first? How do they come back? And what are we unintentionally encouraging with our spend. The shift here is from counting customers to evaluating them, because once you understand which behaviors correlate with real lifetime value, retention stops being about doing more and starts being about doing less but better. This takes us into Lesson two Finding the customers you attract by product. Simon Beard from Culture Kings gave us one of the clearest examples we've seen of identifying bad customers early without even looking at a cohort report At Culture Kings, his team mapped lifetime value and repeat purchase behavior back to the first product they purchased, and what they found was pretty confronting. Some products looked incredible on the front end, strong roas, big volume, cheap acquisition. But the customers they attracted were almost always one and done. They bought the product, they never came back, and they distorted growth metrics in the process. Simon's move wasn't to optimize harder, it was to reallocate budget towards products that attracted customers with higher repeat behavior and higher lifetime value. Sometimes the problem isn't in your retention strategy, it's the customers in your acquisition strategy that are coming in. Lesson three is Beware the sample size trap. This one is a classic e commerce assumption that rarely gets challenged. Low cost sample packs are supposed to be the gateway drug. Easy entry, low friction, big upgrade potential. But Adam Boris, the founder of who Is Elijah, decided to actually test that assumption. They have a Discovery set, which is a selection of the bestselling fragrances bundled up together to help people commit to one longer term. When the brand analyzed upgrade behavior over time, they actually found that Discovery set buyers had the lowest lifetime value across the entire customer base. Not just lower, but structurally worse customers. They were more price sensitive, less brand loyal, and far less likely to convert into meaningful repeat buyers. So Adam made a counterintuitive call. They stopped discounting the sample product and acquisition focus shifted back to full size products that required higher commitment and delivered better customers. So just because a product is easy to buy and feels like it's the gateway drug doesn't mean that it's going to acquire good customers. And the last one I've got for you don't discount the people who buy anyway. Here's the last example. Justin Bausch from Riderwear told us that customers are segmented by likelihood to convert. And the implication of that segmentation is where most brands go wrong. High propensity customers don't get discounts. Instead they get early access exclusives first looks. Discounts are reserved for customers who genuinely need an incentive to convert. That one decision protects margin, reduces unnecessary discounting, and stops the brand from training itself best customers to wait for sales. It's selective retention in action, and it reinforces the same idea James started with Retention isn't about generosity, it's about precision. So if there's one thing this playbook really drives home, it's this. Identifying the customers worth keeping isn't about retaining fewer people. It's about being intentional with your spend, your incentives, and your attention. James showed us that retention only matters when it's tied to real customer value. Simon showed us that some products quietly attract the wrong customers altogether. Adam showed that low friction entry doesn't always equal high value relationships. And Justin showed that indiscriminate discounting can punish your best customers while protecting the worst. Growth doesn't come from doing more retention, it comes from making better decisions about who you're retaining and why.

Tagged

  • Customer Experience and Retention
  • Marketing and Acquisition
  • Loyalty and Community
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