???(Agoda)? ? ?? ??? ????(Lodging)? ??? ? ?? ??? ??? ?? ???(World-wide On-line Scheduling System)???. ??(Lodge), ???(Vacation resort), ???(Hostel), ???(Condominium)?? ???, ???? ???(Flights)? ??? ??(Trip Rentals)?? ??? ??? ?? ??? ??? ? ? ?? ???? ?? ????? ???? ????. ?? ?? ???(Selling price Competitiveness)? ??? ?? ??(Discount Delivers)?? ? ??? ?? ???