static void Main(string[] args) { // Extracted property names will be visible on console var lambdaViewModel = new MainViewModelLambda(); var callerMemberNameViewModel = new MainViewModelCallerMemberName(); lambdaViewModel.PropertyChanged += HandleOnPropertyChanged; callerMemberNameViewModel.PropertyChanged += HandleOnPropertyChanged; lambdaViewModel.LambdaViewModel = "Lambda ViewModel"; callerMemberNameViewModel.CallerMemberNameViewModel = "CallerMemberName ViewModel"; Console.ReadKey(); }