$params = array (
		'where' =>
			array (
				'relation' => 'OR',
					array (
						'field' => 'post_tag.name',
						'value' =>
							array (
								0 => 'foods',
							),
						'compare' => 'IN',
					),
					array (
						'field' => 'post_tag.name',
						'value' =>
							array (
								0 => 'NULL',
							),
						'compare' => 'NOT IN',
					),
			),
	);
	$pods = pods( 'industry', $params );