Some Facts: Foreign Currencies
Little banks as well as commercial customers trade directly with large commercial banks: they have an indirect access to the interbank market on the back of credit lines with banking system.
Knowing Forex currency symbols is important for Foreign exchange traders or anyone seeking change rates for foreign currencies. Likewise if currency rates aren't listed with Fx currency symbols but with letter codes the trader needs to understand when enterprise minor currency pairs that BHT 0. In this fact the exchange is often quoted in letters to avoid confusion with the dollar as the dollar and the peso use the same Forex Currency Symbols.