Only send email template for featured listings with WP Job Manager Emails (requires 2.4.0+)

functions.php

<?php
add_filter( 'job_manager_emails_email_should_send', 'smyles_only_send_for_featured_listings', 10, 4 );

// You MUST configure the "template name" under the advanced settings area, and set it to "job_expired_featured_only", or
// if you want to use something custom, update the code below to match what you used
function smyles_only_send_for_featured_listings( $should_send, $template, $listing_id, $that ) {

	if( $template && $template->template_name && $template->template_name === 'job_expired_featured_only' ){

		$is_featured = get_post_meta( $listing_id, '_featured', true );
		if( ! $is_featured ){
			return false;
		}

	}

	return $should_send;
}