After many years of experience in land planning and urbanism, the architects of AUG-ARQUITECTOS, SLP are constantly surprised on reviewing the contents of the various reports received by their writings. It is difficult to get to establish a working methodology because when a process appears to have been mastered, then comes a report that contradicts the previous appears and makes new changes necessary. And this happens in a context dominated by a series of maps and binding elements of a highly debatable rigor, which shows how laxity in issuing reports varies from some territories to others.