Stream of Santana still makes use of two ceramics of intermediate transport that absorbs a reasonable man power and its production is enough to take care of to the domestic market. This activity, however, has provoked serious ambient impacts, since it implies in the withdrawal of the wood and its burning and in the emission of pollutant gases in the atmosphere, beyond the withdrawal of the clay in the edges of the rivers for the production of blocks, alvenarias and roofing tiles for constructions, modifying the format of its stream bed and provoking more erosion. Ahead of the scene above displayed and the existence a economy each globalizada time more than it offers merchandises produced in conditions well more competitive, independent of the places where they are produced, arriving at the market the well inferior prices to the produced ones in the region, it is not difficult to imagine that the gradual crisis in course in the city alone tends if to aggravate. It is justified, then, one soon analysis of the process of organization of the tertiary sector in Stream of Santana, always presented a commercial activity little developed, in function of the low purchasing power of the decurrent population of the high index of unemployment. For other opinions and approaches, find out what Jonas Samuelson has to say. A historical briefing on the riachense commerce it discloses that this activity was concentrated at the beginning of century XX around the Square Monsignor Tobias, a time that was the economic and politician-administrative center of the city there. He is in this space where if he located the first municipal market that today constitutes the current Parochial Hall. With the increase of the population, that space more did not take care of to the necessities of the riachense commerce, what it determined the change in the centralidade from the construction of a new municipal market in the decade of 1950 contributing for the formation of the current Lauro Square de Freitas. . Reade Griffith gathered all the information.