1. Print-on-Demand (Zero Inventory)
What it is You create designs; a manufacturer prints and ships products after each order.
Products Phone cases, apparel, drinkware, wall art
Startup cost $0–$100 (design tools)
Margins ~20–40%
Why it works
- No inventory or storage
- Low upfront risk
- Easy to validate ideas
Best For Designers, creatives, people with an audience