Street sellingns in the cities are a process that is developed in the intersection of urban and work world. That means challenges at the moment of analyze this kind of labor, series of actors that inhabit and build public space influence on the way that street sellers develop their work. It’s pertinent, to study these processes, to extend the classical relations analyzed on labor studies, including a strong spatial dimension. This investigation allows to evidence hoy street seller results to be a spatial production agent, whose action is restricted and limited through socio-spatial mechanisms, which means in the cities important ways to assure the fluxes of the urban valorization process.