 Â Add | Adds an AT document type. |
| Â Delete | Deletes an existing AT document type. |
| Â Get | Retrieves an AT document type. The type is specified by its key, which is contained in the `ATDocumentTypeParams` object passed to the method. |
| Â GetDataInterface | Creates an empty data structure for use with the `ATDocumentTypesService`. |
| Â GetDataInterfaceFromXMLFile | Creates an object from an XML file. |
| Â GetDataInterfaceFromXMLString | Creates an object from XML. |
| Â GetList | Returns the `ATDocumentTypeParamsCollection` data collection that identifies all AT document types. |
| Â Update | Updates an existing AT document type. |