| CustomCode
    (in/out) Reserved for future or internal use.
  CustomizedSubject
    (in/out) This enumeration value indicates that question was asked about a customized subject.
  General
    (in/out) This enumeration value indicates that a general question was asked about the order line item.
  MultipleItemShipping
    (in/out) This enumeration value indicates that a question was asked about a shipment that involves multiple packages.
  None
    (in/out) This enumeration value indicates that question does not have a subject.
  Payment
    (in/out) This enumeration value indicates that a payment question was asked about the order line item.
  Shipping
    (in/out) This enumeration value indicates that a question about shipping the order line item was asked. |