=item comment - Text name of this package definition (non-customer-viewable)
+=item promo_code - Promotional code
+
=item setup - Setup fee expression (deprecated)
=item freq - Frequency of recurring fee
my $error = $self->ut_numbern('pkgpart')
|| $self->ut_text('pkg')
|| $self->ut_text('comment')
+ || $self->ut_textn('promo_code')
|| $self->ut_alphan('plan')
|| $self->ut_enum('setuptax', [ '', 'Y' ] )
|| $self->ut_enum('recurtax', [ '', 'Y' ] )