my $item = SL::Dev::Record::create_invoice_item(part => $part, qty => 2.5);
my $invoice = SL::Dev::Record::create_sales_invoice(
taxincluded => 0,
my $item = SL::Dev::Record::create_invoice_item(part => $part, qty => 2.5);
my $invoice = SL::Dev::Record::create_sales_invoice(
taxincluded => 0,