public function handle_pending_order( $order, $plan, $student, $coupon = false ) {

		// Free orders (no payment is due).
		if ( floatval( 0 ) === $order->get_initial_price( array(), 'float' ) ) {

			// Free access plans do not generate receipts.
			if ( $plan->is_free() ) {

				$order->set( 'status', 'llms-completed' );

				// Free trial, reduced to free via coupon, etc....
				// We do want to record a transaction and then generate a receipt.
			} else {

				// Record a $0.00 transaction to ensure a receipt is sent.
				$order->record_transaction(
					array(
						'amount'             => floatval( 0 ),
						'source_description' => __( 'Free', 'lifterlms' ),
						'transaction_id'     => uniqid(),
						'status'             => 'llms-txn-succeeded',
						'payment_gateway'    => 'manual',
						'payment_type'       => 'single',
					)
				);

			}

			return $this->complete_transaction( $order );

		}

		/**
		 * Action triggered when a manual payment is due.
		 *
		 * @hooked LLMS_Notification: manual_payment_due - 10
		 *
		 * @since Unknown.
		 *
		 * @param LLMS_Order                  $order   The order object.
		 * @param LLMS_Payment_Gateway_Manual $gateway Manual gateway instance.
		 */
		do_action( 'llms_manual_payment_due', $order, $this );

		/**
		 * Action triggered when the pending order processing has been completed.
		 *
		 * @since Unknown.
		 *
		 * @param LLMS_Order $order The order object.
		 */
		do_action( 'lifterlms_handle_pending_order_complete', $order );

		llms_redirect_and_exit( $order->get_view_link() );

	}