In my first example, because of its internal scope, DeleteCustomer can be used by code that instantiates CustomerBase but only if that code is in the same project as CustomerBase. Because of the ...

I don't have a problem with the current syntax, but then I've been using ... might be). Also, the inheritance list is right up there where you are declaring the class, so it's like saying this ...

The C# version of this proposal would include syntax for: a method body for a ... therefore it is a limited form of multiple inheritance that avoids some of the problems found in C++ (although ...