| MaxResponses | A positive integer value that indicates the maximum number of responses desired in the return. |
| RateMode | This supports returning a type of rate (minimum, maximum, etc.) as an alternative to returning a specific rate. Refer to OpenTravel Code List Rate Mode (RMO). |
| RoomStayCandidateRPH | Used to associate a rate range with a room stay candidate. |
| CurrencyCode | An ISO 4217 (3) alpha character code that specifies a monetary unit. |
| DecimalPlaces | The ISO 4217 standard "minor unit" for the number of decimal places for a particular currency. |
| FixedRate | The rate amount used in place of MinRate and MaxRate when a specific rate is being requested. |
| MaxRate | A decimal value that indicates the maximum monetary value to be considered in a request for an available product. |
| MinRate | A decimal value that indicates the minimum monetary value to be considered in a request for an available product. |
| RateTimeUnit | Used to specify the period of time to which the rates apply. |