protected function get_settings_group_email_delivery() {

		/**
		 * Filter settings for available email delivery services.
		 *
		 * @since 3.40.0
		 *
		 * @param array[] $settings Array of settings arrays.
		 */
		$services = apply_filters( 'llms_email_delivery_services', array() );

		// If there's no services respond with an empty array so we don't output the whole section.
		if ( ! $services ) {
			return array();
		}

		// Output the a section.
		return $this->generate_settings_group(
			'email_delivery',
			__( 'Email Delivery', 'lifterlms' ),
			'',
			$services
		);

	}