<xsd:simpleType name="StaffingActionReasonSubjects">
    <xsd:restriction base="xsd:string">
        <xsd:enumeration value="Order" />
        <xsd:enumeration value="Position" />
        <xsd:enumeration value="Assignment" />
        <xsd:enumeration value="Staffing Supplier" />
        <xsd:enumeration value="Staffing Customer" />
        <xsd:enumeration value="Timecard" />
        <xsd:enumeration value="Invoice" />
        <xsd:enumeration value="Contract" />
        <xsd:enumeration value="Human Resource" />
        <xsd:enumeration value="Reporting" />
    </xsd:restriction>
</xsd:simpleType>