== ER Diagram
[[Image(ticket:1:Diagram.jpg​)]]

== Data Requirements
=== Entities ===
**1. User**\\

**2. Customer**\\

**3. Delivery Man**\\

**4. Restaurant Owner**\\

**5. Order**\\

**6. Order Items**\\

**7. Item**\\

**8. Menu**\\

**9. Restaurant**\\

**10. Restaurant Owners**\\

**11. Delivery Assignment**\\

**12. Delivery Firm**\\

**13. Earnings**\\

**14. Costs**\\

**15. Item Ingredient**\\

**16. Ingredient**\\