Class::Data::Accessor is the marriage of Class::Accessor and Class::Data::Inheritable into a single module. It is used for creating accessors to class properties that is overridable in subclasses as well as in class instances. . For example: . Pere::Ubu->mk_classaccessor('Suitcase'); . will generate the method Suitcase() in the class Pere::Ubu. . This new method can be used to get and set a piece of class property. . Pere::Ubu->Suitcase('Red'); $suitcase = Pere::Ubu->Suitcase;