+ my %items_opt = ( format => 'template',
+ escape_function => sub { shift } );
+ # I don't know what characters billco actually tolerates in spool entries.
+ # Text::CSV will take care of delimiters, though.
+
+ my @items = ( $self->_items_pkg(%items_opt),
+ $self->_items_fee(%items_opt) );
+ foreach my $item (@items) {