public function trash_following( $post_id ) {
		$post = $this->check_event_post( $post_id );
		if ( false === $post ) {
			return false;
		}

		$relationships = $this->get_event_relationships( $post );
		$trashed       = 0;

		/** @var \TEC\Events_Pro\Custom_Tables\V1\Models\Relationship $relationship */
		foreach ( $relationships as $relationship ) {
			$series_id = $relationship->series_post_id;

			if ( ! (
				$this->check_autogenerated( $series_id )
				&& $this->should_follow( $series_id, $post_id ) )
			) {
				continue;
			}

			$trashed_post = wp_trash_post( $series_id );

			if ( ! $trashed_post instanceof WP_Post ) {
				continue;
			}

			$trashed ++;
		}

		return $trashed;
	}