In addition to exchanging foreign currency, they devised savings systems, made loans, and paid out interest to those who invested with the bank.
فكانوا بالاضافة الى صرف العملات يقدمون قروضا وفوائد للذين يستثمرون اموالهم في المصارف او يضعون مدخراتهم فيها .‏