When personalization stops feeling personal

This is Part 2 of a three-part series from the CMA Brand Council on building brand trust with personalization. Read Part 1 here: “Brand consistency in a personalized world.”

Personalization was supposed to make marketing feel more human. Yet increasingly, some of it feels anything but.

As brands scale personalization through the use of AI and data, the challenge isn’t whether personalization works. It’s how easily it can weaken the emotional signals brands rely on to build equity. This article examines three ways personalization can work against brand building, and the guardrails marketers should consider to prevent those pitfalls.

The promise of personalization

Personalization has become one of the most powerful capabilities for marketers. With all the tools now available, brands can tailor messages to individuals at a scale that would have seemed impossible not too long ago. And that’s largely a good thing.

Personalization can increase relevance, improve customer experience, and help brands show up in moments that matter. But like most powerful tools, personalization comes with trade-offs. When pushed too far or too fast, it can quietly undermine the very thing brand marketers are trying to build: emotional connection, shared meaning and trust. The reality is that the more sophisticated personalization becomes, the more easily it can stop feeling personal.

Of course, none of this works if people don’t trust how you’re using their information. Getting proper permission, being clear about what data you’re collecting and why, and staying within the boundaries of what people have agreed to – these aren’t just legal requirements, they’re the foundation that makes personalization possible in the first place.

For marketers focused on long-term brand growth, there are three risks worth paying attention to:

1. When personalization moves faster than trust

Personalization promises intimacy. But intimacy in any relationship requires time.

Brands today have the ability to interpret and react to consumer behaviour almost instantly. Visit a website once and you may see retargeted ads within minutes (if you’ve agreed to be tracked). Browse for a new couch and suddenly your feeds are filled with reminders, recommendations and ads asking if you’re ready to buy.

From a performance perspective, this makes perfect sense. But emotionally, it can feel jarring.

Think about it like dating. You don’t propose on the first date. You spend time getting to know each other, building trust, and seeing where things go before you make a serious commitment. Brand relationships follow the same rhythm. When brands escalate personalization faster than the relationship allows, it can feel less like recognition and more like surveillance.

And consumers notice it. According to a fairly recent study, roughly 81 per cent of consumers are concerned with how companies track and use their data, even when it leads to more relevant advertising.

For brand marketers, the lesson isn’t to abandon personalization; it’s to pace it. The level of personalization should match the stage of the relationship. Initial interactions should help people discover and explore the brand, not make it feel like the brand already knows everything about them. Just because you can personalize based on what you know doesn’t mean you should – at least not yet. Having permission is one thing, but using it in a way that matches where you are in the relationship is another.

2. When everyone sees something different, the brand stops feeling human

The second risk of hyper-personalization is fragmentation.

Brands grow through consistency. Ownable assets, recognizable tone and repeated storytelling all work together to build familiarity. So, when someone is standing in front of a crowded shelf deciding between ten similar products, your brand is the one they recognize and reach for.

But personalization can lead to multiple versions of the brand. Headlines change, offers adapt and tone shifts depending on audience segments. Individually, each interaction may seem more relevant, but collectively, the brand can start to feel less clear.

In any relationship, familiarity builds comfort. You recognize someone’s voice, personality and perspective. If that person behaved completely differently every time you saw them, the relationship would be confusing and start to erode. Brands operate under the same principle. When personalization constantly reshapes how a brand appears, consumers may recognize the targeting, but not the identity. The brand starts to feel less like a personality and more like a system adjusting variables.

This doesn’t mean brands should stop personalizing. It just means the core of the brand - how it sounds, what it stands for, and what people recognize - should stay the same, even if the message changes. Personalization should tailor the delivery of the brand, not reinvent the brand itself.

3. When personalization turns brand into a transaction

The third risk is more subtle because it often looks like success.

Personalization is typically optimized around performance signals: clicks, conversions and cart completions. Over time, this can train brands to show up primarily in transactional moments. The brand becomes extremely good at being helpful. It recommends the right product, serves up the right offer, or shows up at just the right time. But over time, it may slowly lose something more important: emotional meaning.

Brand building has always been about more than just being relevant. It’s about creating moments people remember and connections people feel. Year after year, research continues to prove that advertising that creates stronger emotional responses consistently delivers stronger long-term brand effects than rational messaging alone. And personalization, if over-optimized, can push marketing toward the opposite pole: efficiency over emotion. The brand becomes useful but not necessarily memorable.

This is why many of the world’s strongest brands balance personalized experiences with shared storytelling. That balance is critical.

Spotify’s annual Spotify Wrapped campaign is a good example of mass personalization. It personalizes listening data for millions of users, but it also creates a collective cultural moment where those individual experiences become shared conversation. And people love it partly because Spotify has been upfront about what they’re doing with listening data, so the trust is already there.

The paradox of personalization

This isn’t an argument against personalization. When it’s done well, personalization can strengthen relationships, make brands more relevant, and create better experiences for customers.

But there’s still a paradox at play: the very tools meant to bring brands closer to people can end up creating distance when they lose sight of how human relationships actually develop. Relationships build through pacing, familiarity and some sort of emotional exchange. Brands are no different.

The real opportunity for marketers isn’t simply to personalize more. It’s to personalize with intention and protect the emotional foundations of the brand while using data and technology to enhance the experience around it.

Being clear with people about how you use their information and respecting the choices they make is central to building brand trust.

Because at the end of the day, the goal of personalization isn’t precision. The goal is connection. And connection is something no algorithm can build on its own.

Personalization is powerful, but only when applied with intention. In the next article in our series, we explore how brands can use personalization progressively across the customer journey, starting broad to build trust, then becoming more direct as intent signals emerge.

Stay tuned for the third and final article in this series, “Knowledge is power; personalization requires responsibility.”

Sources:

• Pew Research Center, Views of Data Privacy, 2023
• System1, Emotional Advertising for Brand Growth. 2023