Trade in the city has a long historical trajectory that starts at the beginning of the fourteenth century, when it began to be celebrated Monday market. Later, in the eighteenth century Reus would become the second city in Catalonia just through trade, especially of brandy. The prestige that granted trade Reus made it to establish consulates in the United States, Holland, Prussia, England, Austria and Denmark, among others.

The city currently has a capacity to attract business that reaches 660,000 inhabitants and Traders Union of Reus, the first business association created in Catalonia, it has in its 600 stores. The decision is a trade center and quality, located in pedestrian areas, coupled with parking available at the center or in nearby areas, giving it an attractive recognized Catalonia.

Trade has also become a major attraction for tourists visiting the city of Reus. It has led to the alliance with the main tourist towns, the unification policy to promote downtown as an area of ​​excellence in sales and the fact that the Tourism and Trade brings together skills in tourism and commercial. 

The tradition of trade is completed with four local markets, one of which of wholesale food products, one of the specializations of the productive economy of the region. In addition, the Fair Reus has helped make the city an enclave of buying and selling. 

Users have an office where you go to solve the problems of consumption. It is the Municipal Office of Consumer Information (OMIC), which looks after the rights of consumers to access to information, mediation and conflict prevention from the consumption.