<xs:attribute name="Status" use="optional">
    <xs:annotation>
        <xs:documentation xml:lang="en">The status of the product.  This attribute would primarily be used in the response message to identify the status of the item being purchased.</xs:documentation>
    </xs:annotation>
    <xs:simpleType>
        <xs:restriction base="xs:NMTOKEN">
            <xs:enumeration value="OrderPending">
                <xs:annotation>
                    <xs:documentation xml:lang="en">The order has been submitted, but has not yet been confirmed.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="BackOrder">
                <xs:annotation>
                    <xs:documentation xml:lang="en">The product being purchased is on back order.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Unavailable">
                <xs:annotation>
                    <xs:documentation xml:lang="en">The product being purchased is unavailable.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="Confirmed">
                <xs:annotation>
                    <xs:documentation xml:lang="en">The order has been confirmed.</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
        </xs:restriction>
    </xs:simpleType>
</xs:attribute>