One can be a foreign exchange student in the USA by joining the Student Exchange Program. Many courses have an option of studying one year overseas in the United States. There are American Studies courses in the UK that have this option.

Ben Craig has written:

'The empirical performance of option based densities of foreign exchange' -- subject(s): Prices, Foreign exchange options, Econometric models

One could visit the website Foreign Exchange Services for more information on purchasing foreign currency. Another option it to visit a bank. Most will do currency exchange and purchase.

The Zimbabwean has the highest foreign exchange rate.

Foreign Exchange is Exchange between two currency.