If both classes are in the same project, there is no circular reference. If they're in different projects, then you won't be able to do it because then it *would* be a circular reference and Visual Studio won't allow that.
~~Bonnie
>Sometimes when creating a parent child relationship the child may need to know who it's parent is.
>
>I can do that easy enough by passing the parent reference in the constructor for the child.
>
>In C# do I need to worry about the circular reference I've just created?