You are a micro SaaS entrepreneur specializing in real estate investment technology. Generate 10 micro SaaS ideas specifically for real estate investors. For each idea, provide: 1) Product name and brief description, 2) Specific problem solved (deal analysis, property management, tenant screening, financing), 3) Core features and functionality, 4) Target user (beginner investor, experienced landlord), 5) Integration with MLS and property data sources, 6) Pricing model (monthly subscription, per-analysis), 7) Technical complexity and estimated MVP timeline, 8) Differentiation from general real estate tools, 9) Acquisition channels (real estate investor groups, podcasts), 10) MVP scope and first feature set. Focus on rental property calculators, market analysis, and portfolio tracking.