public function unlink_post( $target_post_id, $subject_post_id ) {
		$target_post_type  = get_post_type( $target_post_id );
		$subject_post_type = get_post_type( $subject_post_id );

		if (
			Tribe__Events__Main::POSTTYPE !== $target_post_type
			&& Tribe__Events__Main::POSTTYPE === $subject_post_type
		) {
			// swap the post IDs and post types around so we are assigning in the correct direction
			$temp_post_id    = $target_post_id;
			$target_post_id  = $subject_post_id;
			$subject_post_id = $temp_post_id;

			$temp_post_type    = $target_post_type;
			$target_post_type  = $subject_post_type;
			$subject_post_type = $temp_post_type;
		}

		$subject_meta_key  = $this->get_meta_key( $subject_post_type );

		delete_metadata( 'post', $target_post_id, $subject_meta_key, $subject_post_id );

		/**
		 * Fired after two posts have been unlinked
		 *
		 * @since 4.2
		 *
		 * @param int Post ID of post to add linked post to
		 * @param int Post ID of post to add as a linked post to the target
		 */
		do_action( 'tribe_events_unlink_post', $target_post_id, $subject_post_id );
	}