Make a CRUD app for an outside hobby. CRUD is trivial, but CRUD for a specific niche with good design is a good business. Look at your hobbies, and see if you w

Make a CRUD app for an outside hobby. CRUD is trivial, but CRUD for a specific niche with good design is a good business. Look at your hobbies, and see if you would enjoy a X for X hobby. It helps to have a product that works without a critical mass of users, but that can be solved with social media campaigns.