The most dangerous customer isn’t the one who complains. It’s the one who has stopped bothering. Over the last two columns I followed a single failure from cause to consequence: selling products before they are built, and the technical debt that leaves behind. This is where the bill finally gets paid. Not by the vendor. Not in a fight. By the customer, in silence.
The phrase comes from the labour market, where quiet-quitting means doing the minimum and no more. It fits customers uncomfortably well. A quiet-quitting customer doesn’t cancel. They renew – for less. They stop expanding. Orders shrink and slow. The champion who used to take your call goes quiet. The support tickets stop, not because you fixed the problems but because they have stopped expecting you to.
Every one of these is a signal, and every one is easy to wave away, one quarter at a time. You assume a customer you never hear from is a happy one. Meanwhile, they have quietly checked out.
They go quietly for the same reason people leave most things quietly. Confrontation is unpleasant, and they have decided feedback won’t change anything. That second part is the killer, because it is learned. It is what a customer concludes after the half-built product, the fix that slipped, the release that broke as much as it repaired. Silence isn’t the absence of a complaint. It is a verdict already reached.
It is expensive, firstly because you cannot see it until it is too late. A cancelled contract is at least a clear event you can react to. A customer quietly trimming spend looks like noise, quarter to quarter. By the time the trend is obvious, the relationship is over in every way that matters except the paperwork.
The maths is brutal
And the maths is brutal. Keeping a customer costs a fraction of winning a new one. An existing customer buys more over time. A customer who leaves – loudly or quietly – takes their reference value with them. In a market as small as ours, that reference is often worth more than the contract itself. It is what wins you the next three.
Get this right and the numbers run the other way. Understand a customer’s problem, solve it properly, and you build a rapport that can last decades. I have sold software that customers still run in full production years later. That is the prize quiet-quitting takes off the table.
Read: Eskom fixed the fleet and the customers left
The instinct is to reach for a loyalty programme or a discount. Both treat the symptom. Quiet-quitting is a lagging indicator of everything upstream, so the real work is upstream. Watch the early signals – usage, engagement, the tone of the last few e-mails – instead of waiting for the renewal call.
Do they log in, use it, ask for new features? Have the honest conversation while they are still a customer, then act on what they tell you. The one thing that rebuilds the belief that feedback matters is proof that it does. And fix the product and pay down the debt, because no amount of relationship management survives something that keeps breaking.
It helps to remember what the customer is actually buying. Run a mobile network and you are brilliant at putting up towers. Run a retailer and you move product to the shelf faster than anyone. Neither of you is an expert in networks, generators or energy – and you are not expected to be. You expect the vendor to be. I have seen it over and over: customers buy from people they trust to know what they don’t know.
You could argue some churn is just life. Customers’ needs change. Budgets get cut. Someone builds something genuinely better. Not every quiet exit is your doing, and chasing every wobble is a fine way to waste a year.
True. Some of it you cannot help. But that is exactly why the silent, self-inflicted kind matters so much: it is the part you could have prevented and did not even measure. Blaming “the market” for churn you engineered yourself is comforting. It is also how you keep doing it.
Read the three columns together and they are one story, not three problems. The short-term decision to sell what isn’t built creates technical debt. The debt degrades the product. The degraded product sends the customer quietly out the door. And the lost revenue cranks up the same short-term pressure that started it. It is a loop, and it turns only one way unless someone deliberately reverses it.
Reversing it takes leadership willing to defend the long term against the quarter – to sell honestly, build properly, and treat quality and trust as assets rather than costs to defer. I have watched this industry through enough shifts to know that technology rarely decides who survives. Discipline does. Knowing your customer does. Having empathy for their problems matters, and understanding their business better than they do isn’t optional. The companies that get that will still be here in a decade, customers and all. The rest will spend that decade wondering where everyone went – and why nobody said a word.
- The author, Jannie van Zyl, has spent more than three decades in technology – founding several companies and holding senior positions in some of the industry’s largest. He’s a leading voice on innovation and the future, and writes here under his own name
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