The string used when using the attribute as a token in an API definition, or as a dependency for another design attribute. This string cannot contain spaces. Allows you to specify a predefined list of values that can be presented to the user when they click the Choose button on the Design Attributes tab, for example, a list of tasks for the design attribute Its Task. Specifies whether or not the attribute is displayed on the Design Attributes tab. There are certain situations where you may want to use a hidden attribute—an attribute that does not appear on the Design Attributes tab, but is included in the code. Field that can be used for describing the attribute. This text only appears here, in the Attribute Editor.