$self->create_invoice_for_fees($myconfig, $form, $dbh, $dunning_id);
$self->print_invoice_for_fees($myconfig, $form, $dunning_id, $dbh);
$self->print_dunning($myconfig, $form, $dunning_id, $dbh);
$self->create_invoice_for_fees($myconfig, $form, $dbh, $dunning_id);
$self->print_invoice_for_fees($myconfig, $form, $dunning_id, $dbh);
$self->print_dunning($myconfig, $form, $dunning_id, $dbh);