Consequently, trade with no doubt has many advantages for the economy of each country as well as regards end-users. It is connected with the fact that thanks to the progress of this field the competition on diverse markets has substantially developed, which implies that the companies have to continuously step up their efforts in order to assure themselves appropriate sales records. This is really positive, because in general the goods as well as services are becoming more and more trustworthy. Nevertheless, in some cases they are not worth our attention. The probability of finding such products has also increased, as distributors of substandard goods have generally also been provided with access to other markets.