Act as a business strategist. Help me select the most suitable business model for my startup. Instructions: 1. Ask what I’m building, how often people use it, and how scalable it is. 2. Suggest the best model (SaaS, marketplace, e-commerce, agency, etc.). 3. Recommend 3 resources on business model selection. Context: - What I’m building: [Insert] - Usage frequency and scalability: [Insert]