+1  A: 

I would probably use projection for this. Instead of returning entity types, project onto lightweight data transfer objects or anonymous types. When you project (e.g., with a LINQ query), the loading happens automatically. You don't need to specify an Include in this case.

Craig Stuntz  2009-07-22 13:20:07

related questions

Multiple Inheritance in PHP
Inheriting Event Handlers in C#
C++ Derived Class problems
Please help me with my .NET abstract classes.
'Looser' typing in C# by casting down the inheritance tree
Can a LINQ to SQL IsDiscriminator column NOT inherit?
How to remove this parallel hierarchy
C++ inheritance and member function pointers
Does Delphi call inherited on overridden procedures if there is no explicit call
Prefer composition over inheritance?
Why doesn't inheritance work the way I think it should work?
Why @OneToMany does not work with inheritance in Hibernate
How can I simply inherit methods from an existing instance?
Class design decision
Does C# have the notion of private and protected inheritance?
Are there any examples where we *need* protected inheritance in C++?
Preventing XML Serialization of IEnumerable and ICollection<T> & Inherited Types
Accessing a Component on an inherited form from the base form
What is the best way to inherit an array that needs to store subclass specific data?
Is there a way to make a constructor only visible to a parent class in C#?
XML Serialization and Inherited Types
Is it a bad idea to expose inheritance hierarchy in namespace structure?
How can I override an EJB 3 session bean method with a generic argument - if possible at all?
Inheritance and Polymorphism - Ease of use vs Purity
Inheritance in database?