Web App Testing Needed on Laptop

We're building a new web app and need testers to try it on a laptop and tell us what works and what's confusing. What you'll do: follow a short step-by-step guide (about 30–45 minutes over 2–3 days),... (Budget: $30 - $250 USD, Jobs: Software Testing, Testing / QA, Usability Testing, User Experience Research, Web Application, Web Development, Web Testing, Website Testing)