Currently, the devaluation of the currencies of each country is a procedure that happens every day, options such as buy, sell or trade these currencies are converted into an excellent investment option for wholesale capital, all this economic movement is called foreign exchange market. In the global economy the economic boom of certain entities such as banks and investors are favored in the foreign exchange market since the commercialization of them make it like a stock exchange. Investments play a major role in the foreign exchange market and invest correctly predicting the actual change and increasing the economic value of each currency, and convenient can generate large gains to the economy not only itself but to a entire country. Buying and selling foreign currency has become the main economic activity in certain countries like the U.S., London and Japan primarily among others, where the foreign exchange market is driven by actors different from the stock exchange this given the need to increase economic resources. Secundary The objective of this activity would be to collaborate and a way to control domestic markets of certain countries. The variation of prices in the currency markets have been especially economically powerful countries, to further magnify their resources, since the change of currency tends to increase, the purchase and sale after high becomes an excellent strategy of obtaining financial resources for these countries.

Today's technology makes a major contribution, the Internet begins to be used as a method of investment, through elements such as FOREX, which is a form of information via the Internet that keeps its users constantly informed of important factors in the foreign exchange market as the decrease or catkins prices of certain currencies. It also has utilities that can give proper guidance on how to invest and recommendations so that these are effective. Official site: U.S. Mint. The foreign currency prices may vary depending on many variables in each country, some of them are: Variable factors such as crop failure or a good harvest. Climatic factors winters and droughts. Natural factors such as disasters. Social factors such as unemployment. Economic factors like inflation and domestic debt of a country. The currency market has a close relationship with the internal system of each country, since variables such as those mentioned can directly affect the market and hence the domestic economy of each, hence the constant price variation of each currency. Currently, more stable currencies and with greater stability are some like the Dollar, the Euro and the Yen, they derive their stability through the supply and demand they get the products of each country in both internal and external market.