For Foreign Currency Trading

foreign currency
(Foreign currencies) You may now view our prices in a range of foreign currencies. However we now only accept British Pounds as payment when checking out. You can pay by debit or credit card and your currency will be automatically converted to pound sterling.
Paper money and coins from other countries.
In economics, the term currency can refer to a particular currency, for example Pound Sterling, or to the coins and banknotes of a particular currency, which comprise the physical aspects of a nation's money supply.

trading
(trade) the commercial exchange (buying and selling on domestic or international markets) of goods and services; "Venice was an important center of trade with the East"; "they are accused of conspiring to constrain trade"
The action of engaging in trade
buying or selling securities or commodities
(trade) engage in the trade of; "he is merchandising telephone sets"