This is one of the toughest but most critical challenges for early-stage startups. The key is to be strategic and offer clear value. First, tap into your extended network thoughtfully. Use platforms like LinkedIn not for cold blasts, but to identify 2nd-degree connections who fit your profile and ask for a warm intro from your shared contact. Frame it as seeking “expert feedback” rather than a “user test,” which feels more collaborative. For broader reach, consider niche online communities where your potential users gather—this could be specific Subreddits, Slack groups, or professional forums. Engage genuinely in discussions first, then ask moderators for permission to post a recruitment message. There are also specialized recruiting platforms like User Interviews or Respondent that are designed for this; while they have a cost, they can efficiently filter for your exact professional criteria (e.g., “marketing managers at SaaS companies with 50-200 employees”). Most importantly, incentivize participation appropriately. For busy professionals, a $50-$100 gift card for a 45-minute session is standard and shows you value their expertise. In your outreach, be transparent about the time commitment, the unfinished state of the product, and how their feedback will directly shape the solution. For a comprehensive guide that covers the entire testing process, including effective recruitment tactics and scripting, this resource on user testing UX https://clay.global/blog/ux-guide/user-testing offers a solid framework.