1) The relation between the city, the urban and public and collective spaces;

2) The question of different scales of intervention (territory, city, neighborhood, blocks, group of buildings, building);

3) The articulation of physical, social, ecological, and subject problematic;

4) The relation between green mass and constructed mass;

5) The compact and dense city; multi polarized and accessible;

6) The "new Ágoras" à inter connections between work, residence, cultural and sporting equipments, leisure, and qualified public transportation system;

7) The coordination and articulation of different instances of the public power (federal, state, municipal, different secretaries);

8) The social function of urban project (instrument for negotiation of conflicts);

9) The sustainability of the interventions; the four ecologies : mental(decontamination of the pre concepts) , social(uses and participation of population), environmental (relation with context, climate and behavior), existential(revision of individual and collective behaviors);

10) The good city, the friendly city;

11) The function of the intuition in the elaboration of the projects (regarding the structure of the place, and detection of its potentials);

12) The interpretation (hearing) of the demands (dialogue with residents);

13) The necessity of re-learning and reflect about the climate passive modulators, regarding local conditionings;

14) Investigation about low costs and expansive multifunctional units (work and habitation);

15) Recycled buildings, materials, technologies and conceptions…

16) Eco-sensitive city, with sensibility to the nature and social behavior;

17) The social sense of the interventions, and the question of how to deal with political (time) and economics restrictions (quality);

18) The complexity of legal aspects (regularization of the land tenure) in the informal contexts.