Hi, I've already built two SaaS products. The first one never launched because I spent years writing code, perfecting the design, finding the perfect logo, and endlessly adjusting small UI details like border radius. For the second product, I took the opposite approach. I built and launched it quickly without doing proper market research. It got two users to sign up, but neither of them actually used the product. Looking back, I realized that in both cases I didn't truly understand the p...