There are certain settings that have to be configured in BFS, to be able to conduct a currency exchange.
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To access the different execution interfaces navigate to System Data > Execution Interfaces.
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The EI are is already set up according to how the backoffice back office wants them , but can be changed for example if we want to change an associated account.
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Select Edit in the action menu of the EI.
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The settings view will show up with the following properties;
Type: Currency Exchange or Trade
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Workflow Sell: Workflow for the currency order.
Acceptance Difference (spot): measures the difference in the proposed fill price in relation to the previous days day's spot price as recorded in BFS. If a value of 50 was entered this means that a difference of 50% will be accepted.
Reservation Multiple: is used to reserve a margin of extra amount when entering the client order, so that there is enough money in the account when the execution is made.
Broker Fee Account: The broker fee account represents an account in BFS where any fees gets get booked.
Counterparty: ounterpartyCounterparty, could be the house or a legal entity with the setting counterparty.
Counterparty Account: he The account that is owned by the selected Counterparty
From Custody Account: A custody account owned by the house and where the From Currency is kept.
Rounding Account: The rounding account represents an account owned by the house and where any rounding differences gets get booked.
Click Confirm if any changes are made or click Cancel. 
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Currency management
The currencies that are used in BFS has BFS have to have execution interface settings.
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This is often preset, but it is good to know if there is a need to change execution inteface interface for a currency. 
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Click Edit in the action menu.
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Choose another execution interface in the dropdown menu and click Confirm. 
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