Recommendation
Understand how economic activities and foreign markets and how your organization have been regulated through national and international standards in force in the country. Follow the guidelines established by the Act that currently governs the area.
If the rules set are very cumbersome and involves high costs to assess the possibility of replacing all those inputs and services you require to own foreign currency. Remember that this type of restrictions on foreign access in the country occurs frequently, so it must try to keep their diversified between domestic and foreign suppliers as a healthy practice to anticipate such situations and their impact on their business.
Tool
The financial statement is linked more to the issue of revenues and costs is the profit and loss which can assess the

The trade balance of a country is the difference between the monetary value of imports and exports which an economy produces in a given period of time. The trade balance is considered as the biggest part of the balance of payments of a country.

The entries in the trade balance are due to imports, domestic spending, foreign aid and investments made abroad, while the voices of credit are exports, investments that foreigners make in the national economy and Foreign domestic spending in the economy. (more...)