| Data Element | 
                  | 
                An element in a business document that can have a value. For example, an Amount element. A data element can be selected. Note that if the data element is contained in a repeating group, the data element can occur multiple times in a business document. A data element can contain attributes. To display the attributes, expand the data element node. | 
               
               
                | Repeating Element | 
                  | 
                A special type of data element that can occur multiple times in a business document. For example, a Note element. A repeating element can be selected. A repeating element can contain attributes. To display the attributes, expand the repeating element node. | 
               
               
                | Attribute | 
                  | 
                An attribute in a business document that can have a value. For example, a currencyID that is linked to an Amount element. An attribute can be selected. 
                  
                  Note: If the data element is contained in a repeating element or in a repeating group, the attribute can occur multiple times in a business document.
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                | Group | 
                  | 
                A grouping element in a business document that does not have a value, but contains other group elements or attributes. For example, a SalesOrderHeader. A group has children, such as data elements, attributes, or other groups. To display the children, expand the group node. | 
               
               
                | Repeating Group | 
                  | 
                A special type of group that can occur multiple times in a business document. For example, a SalesOrderLine. A group has children, such as data elements, attributes, or other groups. To display the children, expand the repeating group node. |