By definition, a consumer is any person who acquires a product or service for consumption or end use. From this it follows that the consumer has rights, but who sells the product or provides the service have rights and obligations. Consumer rights. While laws in this regard vary from one country to another, there are general guidelines, often based on ethical principles, on the basics to cover to protect consumers: A written guarantee of several months and that is appropriate for each case An independent legal guarantee of the written warranty of the product, if any Entities support to strengthen consumer rights and protect the rights of the provider or vendor but the vendor also has its rights and obligations related to certain warranty and other other aspects: The legal guarantees have limitations and do not cover problems relating to misuse of the product by the consumer or others A guarantee does not necessarily replace the product with new one in case of damage, but demand compensation for the same by the producer to work in perfect condition. The transportation of the products should be left to the person of the guarantee and the cost of this kind should be in charge of knowledge of these issues and principles and their implementation in all areas of business tends to competitive trade relations , but healthy. However, clear guidelines are needed to promote business practices in a framework of loyalty and honesty that benefits all parties: producers, retailers and consumers. Roughly speaking these matters are regulated by the laws of each country's Fair Trading, which dictates the rules of marketing products and services within the country on all levels that have to do with the chain. Knowing these important aspects of existing standards is of utmost importance not only nationally but also internationally.. .