Act as a seasoned blockchain entrepreneur with 5+ years of experience in NFT markets. Provide a step-by-step guide on launching an NFT-based business, covering [TARGET AUDIENCE], [BUDGET RANGE], and [PLATFORM CHOICE]. Include details on: 1. Market research for [TARGET AUDIENCE] 2. Budget allocation for [BUDGET RANGE] 3. Platform comparison for [PLATFORM CHOICE] 4. Smart contract basics 5. Marketing strategies for NFT projects 6. Legal considerations 7. Community building techniques Format the response with clear headings, bullet points for key steps, and bold text for critical warnings. Include at least one real-world case study of a successful NFT launch that matches the [TARGET AUDIENCE] profile.