Operations of foreign trade represent the ways in which is done the exchange of goods and services between national economy and other countries in the world . Operations of foreign trade contain: exports, imports, re-exports of goods and services developed by the national economy in the frame of international trade. The complexity of foreign trade operations is given by a lot of acts, economic agents implied in their developing and basic documents that are attached in products transportation. By using foreign trade operations, we connect the national economy to international trade flows developed inside world economy. In order to develop in optimal terms the foreign trade operations it is mandatory to study the complicated trade techniques used on external markets.