<xs:element name="Comments" minOccurs="0">
    <xs:annotation>
        <xs:documentation xml:lang="en">A collection of comments.</xs:documentation>
    </xs:annotation>
    <xs:complexType>
        <xs:sequence>
            <xs:element name="Comment" type="ParagraphType" maxOccurs="99">
                <xs:annotation>
                    <xs:documentation xml:lang="en">Comment information pertaining to the purchase.  This may be used to pass a message to be printed on a note card.</xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:sequence>
    </xs:complexType>
</xs:element>