EN
Taken the issue in this article is due to discern the challenges facing modern electronic economy and actors participating in it. These challenges arise from the phenomenon of assimilation products and services offered on the network, the characteristics of the networked economy consisting of high volatility and applying the principle of declining confidence in the face of this variability, having detrimental effects on the develop credibility. With the help may come in the principles of usability features so far for computing and considered in the context of "good practices" to create websites. The article is a proposal for an interdisciplinary approach to the elements of usability and through the integration of different theories, opinions, experiences and literature from many research areas, as an attempt to identify companies with these challenges, do attribute and become more competitive and efficient as subjects of modern electronic economy.