At Pre-Seed, Learning Velocity Beats CAC

Investors think like this:

“Show me a team that learns faster than they burn cash. If they can do that, they’ll find scale.”

At pre-seed, you don’t need a big marketing org. You need a system.
A way to run systematic GTM experiments, learn fast, and prove you can turn insights into traction.

CAC is a trap at pre-seed

Every founder wants to impress with a slick CAC number. But here’s the truth:
Your CAC at pre-seed is fake news.

Why? Because you don’t yet have:

  • Repeatable channels

  • Optimized funnels

  • Enough volume to make the math meaningful

At this stage, chasing CAC is like weighing yourself after the first gym session. It tells you nothing.

What matters instead: systematic GTM experiments

What I look for in a team isn’t polish. It’s whether they can run experiments with discipline.

The questions I ask:

  • How many experiments in the last 60 days?

  • What did you learn?

  • What did you kill, and what did you double down on?

If you can’t answer those, I worry. If you can, I don’t even care if half your experiments failed — that’s the point.

How to log and measure your experiments

A dataset of GTM Experiments set up in Notion

It’s pretty easy to set up your own dataset of experiments using a tool like Notion.

Step 1. Track every experiment

For each GTM test, capture:

  • Hypothesis

  • Start/end dates (cycle speed)

  • Outcome (clear signal or not)

  • Decision (kill, pivot, scale)

Think of it like a sales pipeline, but for experiments.

Step 2. Categorize outcomes

  • Inconclusive → “We ran FB ads across Europe → CTR 0.2%, no ICP signal.”

  • Clear insight → “Cold outbound to SaaS CTOs in Nordics → 8% reply rate vs. 2% baseline.”

  • Repeatable traction → “Referral program among early users → 30% invite rate sustained three months.”

Step 3. Measure ratios & improvement

  • Experiment velocity = # completed experiments ÷ month

  • Insight rate = # insights ÷ # experiments

  • Traction conversion = # repeatable motions ÷ # experiments

Example:

  • Months 1–3: 6 experiments → 3 insights (33%), 0 repeatable (0%)

  • Months 4–6: 6 experiments → 5 insights (83%), 2 repeatable (33%)

That’s evidence of faster learning — and a strong signal this team has what it takes to discover product–market fit.

How to present it to investors

Instead of vague vanity metrics, say this:

“In the last 6 months, we’ve run 12 GTM experiments.
8 gave clear insights (67% insight rate, up from 50% in the first 3 months to 83% in the last 3).
2 scaled into repeatable traction (17% traction conversion).
With 10 months runway left, we expect ~20 more experiments, yielding ~13 insights and ~3–4 repeatable motions.”

This reframes burn rate:
You’re not “burning €50k/month on marketing.”
You’re buying 2 experiments/month, with a 67% insight yield and a 17% traction conversion.

Final thoughts

Ensure you have the right marketing team and leadership to:

  • Prioritize the right hypotheses

  • Design clean experiments

  • Turn messy learnings into a credible story

If you can show investors you’ve built a system to test, adapt, and improve, you’ll raise seed on proof — not promises.

And from what I’ve seen across the Nordics, Iberia, and the wider European scene — that’s the difference between startups that fizzle, and startups that get to play the bigger game.

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Your Market Isn’t Everyone — Use TAM/SAM/SOM to Prove It