In the following example, there are two representations of an unbounded 
sequence of elements in  "ReportOptionsModel".   Is the first 
representation ever justified?  If it is, when should it be used?

----------------------------------------- 

<?xml version="1.0" encoding="UTF-8"?>
<w3cSchema:schema 
xmlns:StandardType="http://www.countrywide.com/SMTG/XMLSchema/StandardType" 
xmlns:TransactionClass="http://www.countrywide.com/SMTG/XMLSchema/TransactionClass" 
xmlns:w3cSchema="http://www.w3.org/2001/XMLSchema" 
xmlns:AIRulesServiceRunModel="http://www.countrywide.com/SMTG/XMLSchema/AIRulesServiceRunModel" 
targetNamespace="http://www.countrywide.com/SMTG/XMLSchema/AIRulesServiceRunModel" 
elementFormDefault="unqualified" attributeFormDefault="unqualified">
        <w3cSchema:complexType name="ReportOptionsModel1">
                <w3cSchema:sequence maxOccurs="unbounded">
                        <w3cSchema:element name="Filter"/>
                </w3cSchema:sequence>
        </w3cSchema:complexType>
        <w3cSchema:complexType name="ReportOptionsModel2">
                <w3cSchema:sequence>
                        <w3cSchema:element name="Filter" 
maxOccurs="unbounded"/>
                </w3cSchema:sequence>
        </w3cSchema:complexType>
</w3cSchema:schema>