
Feel the Boot
Pre-Sell Before You Build: Avoid Costly Startup Mistakes — with David Hirschfeld
Pre-Sell Before You Build: Avoid Costly Startup Mistakes — with David Hirschfeld
Most startups fail because they build something no one wants.
In this episode of Feel the Boot, I talk with David Hirschfeld, founder of Tekyz and creator of the Launch First method, about how to flip the script and pre-sell your product before you build it.
We explore how high-fidelity mockups, early customer conversations, and focused problem validation can help founders avoid wasting time, money, and effort on products that miss the mark.
If you’re an early-stage founder, this episode is packed with practical advice to help you test, sell, and refine your idea before writing a single line of code.
👉 What you’ll learn:
✅ Why most startup products fail
✅ How to pre-sell using mockups
✅ When to raise capital—and when NOT to
✅ The difference between building what you want vs. solving real problems
✅ Why narrowing your focus is critical in the early stages
🎯 Thinking about raising capital?
Take my free 5-question quiz to see if you’re fundable:
🔗 Connect with David Hirschfeld:
🌐 Website: https://tekyz.com/
🐦 Twitter/X: https://x.com/tekyzinc
💼 LinkedIn: https://www.linkedin.com/in/dhirschfeld/
📘 Facebook: https://www.facebook.com/dmhirschfeld
📸 Instagram: https://www.instagram.com/tekyzinc
📝 Want more from this episode?
📖 Read the full blog: https://ftb.bz/119B
🎞️ Watch the video: https://ftb.bz/119V
🎥 Related video: Watch my episode on pre-pivoting your startup: [Insert link here]
📍 Chapters
00:00 Intro — Most founders build too soon
02:09 Why solving the right problem matters
06:37 The Launch First method explained
10:27 High-fidelity mockups that look real
15:17 Validating with real customer conversations
18:07 Pre-selling before you write code
21:42 Founder mindset mistakes to avoid
27:12 Why you shouldn’t raise capital too early
31:07 Real-world examples from David’s work
34:57 Final advice for early-stage founders
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