Through centuries, the economic web in the entire world has widened. Greatly supported by the globalization phenomenon, frontiers have been erased, markets saturated. Thus, originally simple confluences between supply (bid) and demand, supply has massively grown its presence (attendance) on markets, which has modified the demand function. From a global look and concentration on a price under constant pressure but also downwards, things changed and let place to a tremendous focus on a quality/ pr...