Photo by 愚木混株 Yumu on Unsplash
One of the more confusing moments in business is when a customer tells you exactly what they want, and then goes on to behave in a way that contradicts it almost entirely.
They say price matters most, then buy the more expensive option anyway. They say privacy matters deeply, then trade personal information away for a small convenience without a second thought. They say sustainability shapes their choices, then pick whichever option is faster and cheaper when the moment actually arrives.
From the outside, this can look irrational, or even dishonest. I don't think it's either. I think it's simply what human decision-making actually looks like once you separate it from the survey that's trying to capture it.
People are genuinely good at explaining a decision after they've already made it. They are far less reliable at predicting what they'll do before the decision actually arrives, and that creates an important gap between two kinds of evidence businesses tend to treat as interchangeable: what consumers say, and what consumers do. They're related. They are not the same thing, and behaviour, almost without exception, ends up being the more honest signal of the two.
This is why market research can be both genuinely valuable and quietly misleading at the same time. Ask someone what features they want and you'll get a thoughtful answer. Ask what would make them switch providers and you'll get another thoughtful answer. The problem is that real decisions rarely happen inside the calm, reflective space of a questionnaire. They happen inside time pressure, habit, competing priorities, social context, and budget constraints that are nearly impossible to recreate honestly inside a survey instrument, which is exactly why stated and revealed preference diverge as often as they do. The person answering the survey believed what they were saying in that moment. Reality, arriving later with all its inconvenient context, simply had other plans.
I've seen this misread cost businesses real money. A company becomes overly dependent on customer feedback, not because feedback is unimportant, but because feedback alone is incomplete: customers are genuine experts on the problem they're living with, and unreliable narrators of how they'll actually behave once a real decision is in front of them. The companies that navigate this well tend to do both things at once: listen carefully to what people say, then quietly validate it against what people actually do. When the two line up, confidence goes up. When they don't, behaviour is almost always the signal worth trusting more.
Three questions worth running past yourself whenever customer feedback is about to drive a major decision.
Are you listening to what customers say, or watching what customers actually do? Both matter, and they frequently point in different directions; treating them as interchangeable is where a lot of strategic mistakes quietly begin.
What behaviour would actually validate this piece of feedback? An opinion becomes considerably more useful the moment it's paired with an action that backs it up.
And if no one had ever filled out a survey, what would behaviour alone suggest people actually value most? The answer is frequently more revealing, and more useful, than anything a questionnaire would have surfaced directly.
Businesses tend to crave certainty, and consumer behaviour rarely offers much of it. People are emotional, contextual, inconsistent, occasionally contradictory, and that's precisely what makes them worth studying carefully rather than simply asking.
People don't act according to what they sincerely believe about themselves so much as whatever reality actually hands them in the moment, and understanding the gap between those two things is frequently the difference between a genuine insight and an expensive assumption.
Every business has its own version of this story. If you're working through something similar, drop me a note at [email protected]. Whether it's to exchange ideas, brainstorm a challenge, or just have a thoughtful conversation, I'm always happy to make time for a complimentary 30-minute chat.