<salesinvoices>
	<salesinvoice>
		<header>
			<office></office><!--Office code [OPTIONAL] [CODE]-->
			<invoicetype></invoicetype><!-- [REQUIRED] [CODE] -->
			<customer></customer> <!-- [REQUIRED] [CODE]-->
			<invoicenumber></invoicenumber> <!--Invoice number, if empty Twinfield will generate an invoice number when filled [INTEGER]-->
			<status></status>
			<currency></currency>
			<period></period>
			<invoicedate></invoicedate>
			<duedate></duedate>
			<performancedate></performancedate>
			<paymentmethod></paymentmethod>
			<bank></bank>
			<invoiceaddressnumber></invoiceaddressnumber>
			<delivereraddressnumber></delivereraddressnumber>
			<headertext></headertext>
			<footertext></footertext>
			<userdefinedtag></userdefinedtag>
		</header>
		<lines>
			<line>
				<quantity>1</quantity>
				<article>abonnement</article>
				<subarticle>telegraaf</subarticle>
				<freetext1>P0001</freetext1>
				<freetext2>001</freetext2>
			</line>
			<line>
				<quantity>1</quantity>
				<article>0</article>
				<description>uitzonderlijk speciale bezorgservice</description>
				<unitspriceexcl>20</unitspriceexcl>
				<units>1</units>
				<vatcode>VL</vatcode>
				<freetext1>P0002</freetext1>
				<freetext2>000</freetext2>
			</line>
			<line>
				<quantity>1</quantity>
				<article>korting10</article>
				<freetext1>P0002</freetext1>
				<freetext2>000</freetext2>
			</line>
		</lines>
	</salesinvoice>
</salesinvoices>