Have a look at InternalsVisibleToAttribute http://msdn.microsoft.com/en-us/library/system.runtime.compilerservices.internalsvisibletoattribute.aspx[^] This may help you. Decorate your Assembly1 with InternalsVisibleTo("Assembly2") and try to use the types in Assembly1 in Assembly2. Do more work Make more mistakes Learn more things

Perhaps you can use "get" keywords public static string yourProperty { get { return ....} }