The Book Car Reservation (OTA_VehResLLSRQ) API is used to reserve one or more rental cars.

The Book Hotel Reservation (OTA_HotelResLLSRQ) API is used to reserve one or more hotel rooms and create a hotel segment in a passenger name record (PNR).

The Car Rate Code Rules (VehRateRulesLLSRQ) API is used to display the rules for a vehicle rental rate code.  

The Car Rates Non Airport (VehQuoteLocationListLLSRQ) API is used to request a non-airport car quote.

Enhanced Hotel Book (EnhancedHotelBookRQ) is an orchestrated API that allows booking hotel content (GDS or aggregator) in a single call.

Hotel Price Check API is a step between Shopping and Booking that ensures the price returned in shopping for a chosen product is still applicable just prior to booking.  

The Hotel Rate Description (HotelRateDescriptionLLSRQ) API provides all applicable rules, policies, and restrictions governing the use of specific hotel rates.

The Modify Car Reservation (VehResModifyLLSRQ) API is used to modify a confirmed vehicle segment in a passenger name record (PNR).

The Modify Hotel Reservation (HotelResModifyLLSRQ) API is used to modify a confirmed hotel segment in a passenger name record (PNR).

Vehicle Price Check (VehPriceCheckRQ) is used to request information about a vehicle’s specific rate and verify if it is still available.