# 11 OOD

1. **ask clarify question to handle ambiguity --> get Use case (what, who, how, why, where, which, when)**
2. **define core objects --> class diagram**
3. **ananlyze relationships -- "has a", "is a", 1 to many, many to many etc**
4. **investigate action between objects --> sequence diagram**
5. **DON'T MAKE ASSUMPTIONS -- TALK TO THE INTERWIER**
