consider listing fees, featured ads, or transaction cuts.
identify a niche (e.g., vintage clothes, electronics). UI/UX Design: wireframe a clean, image-heavy interface. Choose Tech Stack: Frontend: React Native or Flutter (for iOS/Android). Backend: Node.js or Python (Django/FastAPI). how to create a buy and sell app
integration for secure transactions (Stripe, PayPal). Push Notifications: alerts for new messages or price drops. Technical Roadmap consider listing fees, featured ads, or transaction cuts