XML needed tags...
code sample 1:
<?xml version='1.0' encoding='UTF-8'?><soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"><soapenv:Header><ns2:Security xmlns:ns2="http://schemas.xmlsoap.org/ws/2002/07/secext" soapenv:mustUnderstand="0"><UsernameToken><Username>********</Username><Password>********</Password></UsernameToken></ns2:Security><ns1:license xmlns:ns1="http://apt.yahooapis.com/V10" soapenv:mustUnderstand="0">********</ns1:license><ns1:accountID xmlns:ns1="http://apt.yahooapis.com/V10" soapenv:mustUnderstand="0">********</ns1:accountID></soapenv:Header><soapenv:Body><ns1:addSavedReportRequest xmlns:ns1="http://apt.yahooapis.com/V10"><ns1:reportRequest><ns1:contextID>0</ns1:contextID><ns1:dataGrouping>Day</ns1:dataGrouping><ns1:endDate>2012-02-27T13:54:57.573-05:00</ns1:endDate><ns1:reportName>AccountPlacementPerformance</ns1:reportName><ns1:startDate>2012-02-26T13:54:57.573-05:00</ns1:startDate></ns1:reportRequest></ns1:addSavedReportRequest></soapenv:Body></soapenv:Envelope>
code sample 2 (some omitted for post limit):
<?xml version="1.0" encoding="UTF-8"?><report name="AccountPlacementPerformance" dateStart="2012-02-25-0500" dateEnd="2012-02-26-0500" ...><sort ... /><filter columnName="acctID" operator="EQUALS" value="********" /><totals><analytics .../></totals><row flatPlmtID="********" ... date="2012-02-25 - 2012-02-25"><analytics .../></row><row flatPlmtID="********" adGrpPlmtName="********" plcmntStatus="Active" buyingType="Guaranteed" netAcctName="Yahoo! Ad Network" txnmyName="All" cstmTxnmyName="All" siteName="All" targetTxt="********" plcmntAdSize="300x250" lineStartDate="2011-12-01 00:00:00 EST" lineEndDate="2012-06-30 23:59:59 EDT" dlvryMdl="Impression Based" pricingType="CPM" rateBookedMeCrncy="8" crtvOptEnbld="False" crncyCode="USD" date="2012-02-26 - 2012-02-26"><analytics imprDlvrd="2,930" clickDlvrd="1" ctr="0.03" conv="0" effectiveRateMeCrncy="8.00" costDlvrdMeCrncy="23.44" cpm="8.00" cpc="23.44" relImprShare="53.23" relClickShare="25.00"/></row></report>