Validate Before you build

Best for: Pre-revenue or pre-MVP stage founders

Vertical fit: B2B SaaS, B2B2C Marketplace, AI/CleanTech, PropTech

Primary goal: Secure first paid commitment before scaling build

Budget context: Bootstrap or <£10K runway

Time horizon: 0–90 days to first signed letter of intent or paid pilot

WHY MOST IDEAS DIE BEFORE LAUNCH

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The most common failure pattern Hey Clau observed across 28 beta sessions was not poor product design, it was premature scaling. Founders spent months and money building a full platform before confirming that their target customer would pay the price they needed to make the model work. This guide exists to help you avoid that trap.

“Build based on feedback, bootstrap to gather data, then validate pricing before scaling. Don't build the marketplace before you've confirmed supply will attract demand.”

The "mom test" principle applies universally: the goal of early GTM is not to impress people with your product, it is to discover whether the problem is painful enough that someone will change their behaviour and open their wallet to solve it.

THE VALIDATION PLAYBOOK

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Phase 1 — Define the Sharpest Possible ICP (Week 1–2)

Before any outreach, sharpen your Ideal Customer Profile to a single sentence. Vague ICPs produce vague signal. A crisp ICP produces a yes or no, which is exactly what you need.

• → Name the decision-maker role, company size, and one critical pain point.

• → Identify the trigger event that makes this pain acute right now (regulation change, budget cycle, growth inflection).

• → Limit your first target list to 20–30 companies. Density beats breadth at this stage.

⚠  Common Mistake: Defining your ICP as "SMBs with fewer than 500 employees" is not an ICP, it is a market size. Name a specific role with a specific problem in a specific context.

Phase 2 — Build a Single-Pager, Not a Product (Week 2–3)

Your validation tool should not be a live product. It should be a one-page document or a lightweight Figma prototype that communicates the value proposition clearly enough for someone to say "yes, I'd pay for that", or to tell you exactly why they wouldn't.

• → State the problem in the customer's words, not your words.

• → Show the before/after state , what changes in their world if this works.

• → Include a specific price point. Vague pricing produces vague commitment.

• → End with a single call to action: "Would you pilot this for £X per month?"

Phase 3 — Founder-Led Outreach (Week 3–6)

At validation stage, sales is not a department, it is the founder. No agency, no SDR, no paid ads. Your direct personal credibility is the biggest conversion factor you have. Use it.

1	Map your warm network first List every relevant contact you already know. These are your first 5–10 conversations. Cold outreach conversion rates at pre-revenue stage are <2%. Warm introductions are 20–40%.
2	Run discovery calls, not pitch calls The goal of the first meeting is to confirm the problem exists and understand the customer's current workaround, not to sell. Ask: "How do you handle this today? What does it cost you?"
3	Test your price point explicitly At the end of every call, name a number. "If this solved [problem], would £X/month be in the right range?" The discomfort of asking is the validation signal.
4	Capture objections verbatim Every "no" contains a GTM insight. Build a log of every objection with the exact words the prospect used. After 10 calls, patterns will be clear.
5	Aim for a Letter of Intent, not a purchase An LOI or signed pilot agreement is not revenue, but it is proof. It de-risks your build and gives investors a signal that demand exists.

Phase 4 — Beachhead Before Expansion

Across all pre-revenue experiments, the most consistent mistake was geographic or vertical over-stretch. Founders wanted to serve London, Madrid, New York, and Paris simultaneously with a 5-person team. This dilutes relationship-building to near-zero effectiveness at any single location.

“Start with where is your strongest network. It's the path of least resistance. Prove it in one market, then use that proof to raise capital to scale the next.”

• → Choose the single city or vertical where you have the most existing relationships.

• → Achieve 5–10 signed pilots in that beachhead before considering expansion.

• → Document the playbook from those pilots so it can be replicated in new markets.

  
  

PATTERNS FROM THE FIELD

The following insights are drawn from anonymised Hey Clau beta sessions at pre-revenue stage.

AI SaaS / CleanTech / Energy Retrofit  ·  Beta — 20 pilot customers  ·  Scale from 20 → 200 paying customers

Validated £200/month per customer across pilot cohort before scaling outreach. Used pilot customers' case study data to build credibility for next wave of outreach. Hey Clau recommendation: double down on the single installer vertical before adding new verticals, even though multiple verticals showed interest.

B2B2C Marketplace / Art & Culture  ·  Pre-MVP — 5-person team, £5K budget  ·  First 10 anchor supply partners before demand launch

Nomadic client base (London, Madrid, Paris, New York) created false urgency to be global. Hey Clau recommendation: pick the single city with the strongest existing relationships and highest concentration of target capital. Leverage supplier CRMs rather than paying for demand acquisition — suppliers promote you to their database at zero additional cost.

PropTech / Interior Design SaaS  ·  Prototype — solo founder  ·  Validate willingness to pay before building full platform

Founder had deep domain expertise but was building features based on assumptions. Hey Clau recommendation: create a single-page mock-up and run 15 discovery calls before writing any further code. The goal is to find the one workflow that causes the most friction and confirm the price point for solving it.

FinTech / KYC-KYB Compliance  ·  Pre-Revenue — Israeli market  ·  First 5 enterprise clients + pre-seed raise

Regulatory compliance products have a long sales cycle and high risk aversion. Hey Clau recommendation: focus on a single compliance use case, get one large reference client willing to be named, then use that reference to accelerate the remaining pipeline. LOIs carry significant weight for FinTech pre-seed raises.

METRICS TO TRACK AT THIS STAGE

Metric	What to track	Target / Benchmark
Outreach-to-call rate	Warm contact messages sent → booked discovery calls	20–40% warm; 2–5% cold
Call-to-LOI conversion	Discovery calls → signed Letters of Intent	15–25% if ICP is right
Objection repeat rate	% of calls sharing the same primary objection	>50% = messaging problem; <20% = ICP too broad
Price sensitivity signal	% prospects who name-drop a lower price unprompted	>40% = price too high or value unclear
Time-to-first-LOI	Days from first outreach to first signed pilot	Target: <60 days
Network coverage	Warm contacts covered as % of target list	Exhaust warm before going cold

QUICK-START CHECKLIST

Use this checklist before spending any further build or marketing budget.

☐  ICP defined as: [Role] at [Company type] who experiences [specific pain] when [trigger event]

☐  Target list of 25–30 named companies with warm contact identified for each

☐  One-page value proposition document written in the customer's language

☐  Specific price point decided and tested verbatim in at least 5 conversations

☐  Discovery call script prepared with "how do you handle this today?" as the core question

☐  Objection log created and being updated after every call

☐  Definition of pilot success agreed in writing with first pilot customer

☐  Decision point: after 10 LOIs, decide whether to raise or bootstrap to first revenue

Built using insights from 28 Hey Clau beta sessions · heyclau.com