Tonći Žilić

I usually ask friends and colleagues, but mostly I get gut feeling advice rather than concrete. It worked more or less for now but what would be the best way to do it. Current example is an app I'd like to kick off. I've built the pitch deck and POC but now I need a targeted niche to get some traction, I've tried with Reddit but no luck. How do you think I could gather few emails and build...