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Your mental model of the customer was built on pattern-matching from a few early experiences. Real buyers keep revealing how varied their reality actually is.

Does your preparation work?

Most preparation for discovery calls breaks down because it's built on a mental model of the customer that was never verified. We prepare for the version of the buyer we remember. Then we meet the version that actually exists. The gap between the two is where conversations fall apart.

What happens when a prospect doesn't match your preparation?

You had your questions ready. You knew the type of client. You had a rough mental picture of how the call would go. Then they start describing their situation and it sounds nothing like what you expected.

The structure disappears. You improvise. You leave the call unsettled. Not sure how to proceed.

Many of us have had this moment. The prospect who doesn't fit the pattern. The problem that's adjacent to what we solve but framed in a way we didn't anticipate. It throws off the whole conversation.

Why do we default to improvising instead of updating our model?

The obvious response is to get better at improvising. Be more flexible on calls. Ask broader questions. That feels like growth.

But how many of us have gone back after those surprising calls and actually updated our understanding of who buys from us?

This has happened to me more than once. A call that went completely sideways from my plan. I can usually see it when a 30-minute call suddenly takes 60 minutes. Recovered well enough. But I never asked myself why my preparation was so far off.

We learn to handle the surprise. We rarely learn from it.

Where does the customer model come from in the first place?

Our mental picture of the customer is usually built on pattern-matching from a few early experiences. The first five or ten clients. Maybe even fewer. We noticed what seemed to work, what situations came up, what language people used. And then we froze that picture.

Real buyers keep revealing how much more varied and specific their reality is. So we prepare for one version and meet another. Not because we're bad at preparation. Because the model underneath the preparation was never updated.

What would it look like to update the model instead of the tactics?

Instead of asking "how do I handle surprises better on calls," the more useful question is "why was I surprised?"

If a prospect's situation caught you off guard, that's data. It means your mental model has a gap. Not a skills gap. A research gap. The buyer you just met was telling you something about who actually needs what you offer. And that something didn't fit into your current picture.

I think the highest-leverage thing you can do after a call that goes sideways isn't to debrief the call. It's to update the map.

What this comes down to

When a discovery call goes off script, the instinct is to get better at improvising. The more useful move is to ask why the preparation was wrong. Every prospect who doesn't fit your mental model is showing you where that model is incomplete. We prepare for the customers we've already met. Real buyers keep showing us how many versions of the problem exist that we haven't accounted for yet. The pattern from a few early clients isn't wrong. It's just not enough.

When was the last time a prospect described their situation and it caught you completely off guard? What did you learn from it?

The people who keep surprising you on calls are not edge cases. They're the customers you haven't understood yet.

PS: If your 30-minute calls keep turning into 60-minute calls, that's not a time management problem. It's a preparation problem worth investigating.

Frequently asked questions

Why do discovery calls fall apart even when I'm well prepared? Because preparation quality depends on the customer model underneath it. If that model was built from a handful of early experiences and never updated, the preparation will only work for the narrow slice of buyers who match those experiences. Everyone else will feel like a surprise.

How do I update my mental model of the customer? Start with the calls that didn't go as expected. Write down what surprised you. What situation was the prospect in that you hadn't anticipated? What language did they use that didn't match your usual framing? Those gaps are the raw material for a more accurate model.

Is improvising on sales calls a bad thing? Not inherently. Some flexibility is always needed. But if you're improvising frequently, it means the foundation you're preparing from doesn't match the range of buyers you're actually meeting. Improvisation should be the exception, not the default mode.

How many discovery calls should inform my customer model? More than most people use. A model built on three to five experiences is a starting hypothesis. A model informed by twenty to thirty conversations, including people who didn't buy, is much closer to reality. The non-buyers are especially important because they reveal the edges of your model.

What's the difference between a sales script and a customer model? A script tells you what to say. A customer model tells you who you're talking to and what situation they're likely in. The model comes first. Without it, scripts are built on assumptions. With it, preparation becomes specific to the actual buyer, not just the imagined one.

How often should I revisit my assumptions about my customers? Every time a call surprises you. That's the signal. If you're going three months without being surprised, either your model is very good or your pipeline is very narrow. Both are worth investigating.

Internal notes

Source: Notion

Pain: Pain 2 — I feel like I understand my customers but sales keep proving me wrong

Why: Your mental model of the customer was built on pattern-matching from a few early experiences. Real buyers keep revealing how much more varied — and specific — their reality is.

Module: 1 — The Assumptions

Social post preview: Do you prepare for your discovery calls? If yes, has the following ever happened to you: You prepared for a discovery call. You had your questions ready and what you thought will roughly happen. You knew the type of client you're talking to. Then they start describing their situation and it sounds nothing like what you expected. And suddenly the call falls apart. Not in a negative way. But all the structure is gone. You improvise. You leave the call unsettled. Not knowing how to proceed.

Voice checklist:

  • "We" and "us" used throughout
  • Written from inside the process, not from arrival
  • Hook is a real question
  • Concrete situation grounded in recognizable pattern
  • Lens widened to include reader
  • Obvious objection addressed (improvising)
  • "Not X. But Y." contrast structure used
  • "So" as conclusion connector
  • Mid-post questions for friction
  • No m-dashes
  • No "you should"
  • No title case in H2s
  • No fabricated specifics
  • "I think" before strong claim
  • Genuine closing question
  • Uncomfortable final truth (statement)
  • PS included
  • Grade 3-4 reading level
  • Short sentences, one idea each