Act as a seasoned entrepreneur with 10+ years of experience in the education technology sector. Write a comprehensive step-by-step guide for aspiring founders on how to start an edtech company. Include key considerations such as [target audience] (e.g., K-12 students, college graduates, lifelong learners), [core technology] (e.g., AI-driven platforms, mobile apps, VR/AR tools), and [funding strategies] (e.g., bootstrapping, venture capital, crowdfunding). Address challenges like regulatory compliance, curriculum design, and user engagement. Provide actionable insights on building a scalable business model, forming partnerships with educational institutions, and leveraging data analytics to improve learning outcomes. Conclude with tips on marketing your product effectively in a competitive market.