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Customer Support Hears The Churn Signals That Slip Past Marketing and Cost Renewals
Carly Horn, Head of Partnerships at Kustomer, explains how brands catch churn earlier when the signals support hears first reach the marketing teams planning retention.

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Customer service agents live in the day-to-day with customers, and there's so much value other teams could pull from what support is hearing.
Marketing teams spend millions to make customers feel known, timing every offer to where they are in the journey. Then that same shopper reaches out with a problem, and the conversation that follows tells the support desk things no campaign ever could: what is going wrong, what nearly made them quit, what would win them back. Most of what surfaces in that exchange never reaches the marketing team, and that gap is where loyalty quietly leaks away.
Carly Horn, Head of Partnerships at Kustomer, has spent her career watching what support knows go to waste. Kustomer is an AI-powered customer service CRM that brands use to manage support across channels, and Horn came to it after more than a decade in martech and customer experience that included roles at Attentive and Simplr. "Customer service agents live in the day-to-day with customers, and there's so much value other teams could pull from what support is hearing," says Horn.
One brand, every channel
A customer rarely moves through a brand in a straight line. Someone buys online, then a week later answers a promotional text with a question about a return. When the marketing channel and the service channel run on separate systems, that question lands somewhere no one is watching, and a customer who reached out gets silence. "A customer is interacting with the same brand no matter how they do it, whether it's making a purchase, responding to a marketing text, or going in store. Being able to see all of that and respond in a way that makes sense is really valuable," says Horn.
Responding depends on one record that pulls from every system a customer touches. "I can see every interaction a customer is having, whether it's the marketing tech stack, Shopify and the shopping data, or Narvar tracking the purchase," Horn says. With that in place, a question that lands on a promotional channel can be handled there and then, and the conversation carries on wherever the customer picks it up next.
The channel question quickly becomes an organizational one. As more support functions report into marketing leadership, the desk that fields complaints turns into a source of customer insight the rest of the business rarely taps. Support has long carried the cost-center label, judged on ticket volume and resolution time while the knowledge the team accumulates goes unused.
Gathering frontline intelligence
Treating support as overhead overlooks how soon it spots problems, often long before they reach the dashboards leadership watches. A dip in engagement or the same complaint cropping up across accounts works as an early retention signal, the kind a marketing leader would want weeks ahead of any quarterly review. It matters most where revenue repeats, since a subscriber heading for the door takes a recurring payment with them. "You have a customer that's a subscriber with a monthly commitment. The moment you start to sense through any channel that there might be churn potential, or that they might be thinking about canceling their subscription, how do you proactively get in front of that?" Horn says.
Used well, AI strengthens that protective role. The teams getting the most from it use automation to handle routine questions, which frees up customer service agents for the harder problems where a person makes the difference. The trouble starts when AI gets treated as a way to cut staff, because the savings rarely show up the way leadership expects. "People lay off part of their team and then end up having to hire people back because it's not solving the need," Horn says.
Earned or burned
A support interaction rarely stays between the customer and the company. Someone who leaves satisfied tends to mention it to friends, and an unhappy one often says so louder, in a venue no campaign paid to assemble. "If a customer has a bad experience with support, they might talk about it on LinkedIn or leave a horrible review," notes Horn. Aired in public, that story reaches people who have never bought from the brand and does quiet damage to acquisition long after the ticket itself closes. Every contact becomes a piece of earned media forming well outside marketing's direct control.
But a complaint that gets resolved well can leave a customer more loyal than they were before anything went wrong. "The happier a customer is, the more likely they are to make another purchase and become an evangelist for the brand," adds Horn. For teams that know winning a new customer costs far more than keeping one, that word of mouth is among the cheapest growth available, and it hangs on whether support has what it needs to turn a bad moment around.
Connection at scale
Whatever a brand automates, the advantage now comes down to what the system can see. A tool working from a partial view leaves customers repeating themselves, while one built on the full history knows who is reaching out and can act on what the brand already has on record. That difference decides whether the technology serves the relationship or undercuts it, even as adoption across customer experience speeds up.
The brands that pull ahead point automation at the repetitive work, which keeps the team available for the exchanges that carry weight. "AI does take some of the personal connection out of it, and if people just let it go through the motions, that experience disappears. Brands that let that happen lose out, because customers want human connection now more than ever. We want to make sure we're enabling that," says Horn.
The views and opinions expressed are those of Carly Horn and do not represent the official policy or position of any organization.




