It is pertinent to understand the reasons that determine this decline and the low index of PE&#039 exportation; s Brazilian for Bolivia, therefore when participating of the MERCOSUL as associated member, Bolivia strengthened the interest to narrow commercial bows to Brazil. When evidencing that Bolivia has interest in such a way to stimulate its foreign commerce in the importation how much in the exportation with Brazil, the inquiry has as central question the following problem of research: Why the small Brazilian companies had presented in the year of 2006 a decline in the exportations for Bolivia? Being based on the hypothesis of that the environment politician of the country in the year of 2006 was unstable, the present article has as objective main to analyze the relationship politician between Bolivia and Brazil in the related year and to verify as it impactou in the commercial field. For in such a way, the article has as objective specific: to present general information on Bolivia; a description of the relation between Bolivia and Brazil in the year of 2006 and to reflect on the international marketing for the small company. The proposal of the present article is to clarify and to identify some reason that in thesis can explain because in the year of 2006 the level of the purchases of Bolivia of small Brazilian companies presented a fall and analyze them it the secondary light of literature and sources to better understand the commercial relationship between the two countries. 2 THEORETICAL RECITAL 2,1 GENERAL INFORMATION OF BOLIVIA the Department of state in the Department of Commercial Promotion indicates that Bolivia is located in the center of the South America and has borders with Brazil, Paraguay, Argentina, Chile and Peru. The main cities are La Paz, woollen Cochabamba and Santa Cruz Sierra and have a population of 8,2 million inhabitants. Bolivia adopts as form of Government unitria, democratic, representative and presidentialist a Republic. .