 Â Add | Adds an exchange rate entry. |
| Â Delete | Deletes an existing exchange rate entry. |
| Â Get | Retrieves an exchange rate entry. The entry is specified by its key, which is contained in the `ExchangeRateParams` object passed to the method. |
| Â GetDataInterface | Creates an empty data structure for use with the `ExchangeRatesService`. |
| Â GetDataInterfaceFromXMLFile | Creates an object from an XML file. |
| Â GetDataInterfaceFromXMLString | Creates an object from XML. |
| Â GetList | Returns the `ExchangeRateParamsCollection` data collection that identifies all exchange rate entries. |
| Â Update | Updates an existing exchange rate entry. |