Deep in the midst of an economic and social crisis that shows no sign of abating, we at paisea wish to add our voice to all of those that are, increasingly, demanding a different model of life, and this issue, devoted to the 'low cost' concept, is a reflection of this. These pages show us how necessary, positive and imaginative the 'low cost' phenomenon is, and dispute the associations made by society especially with regard to airlines between low prices, low quality and low levels of comfort.