• Handle complex object creation. (Replace manual new)
• Factory Method: Defines an interface for creating an object, but lets subclasses decide which class to instantiate.1
• Abstract Factory: Provides an interface for creating families of related or dependent objects without specifying their concrete classes.2

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1. [[Head First Design Patterns]] Location 2790-2791↩
2. [[Head First Design Patterns]] Location 3139-3140↩