1. There are phantom "handler methods" in the list.
   
2. The event is created with the Custom modifier, as if it's in "property syntax", even though it's pasted in the "field syntax", thus breaking compilation.
   
3. Event args missing.
   
4. Handles clause missing.
   
   

Public Class Car
	Implements INotifyPropertyChanged

	Public Custom Event PropertyChanged()
End Class

Public Class Car
	Implements INotifyPropertyChanged

	Public Event PropertyChanged(ByVal sender As Object, ByVal e As System.ComponentModel.PropertyChangedEventArgs) Implements System.ComponentModel.INotifyPropertyChanged.PropertyChanged
End Class