at FMovies. Created on the initiative of the architect Nuno Portas as Secretary of State for Housing and Urban Development of the First Provisional Government, the Local Ambulatory Support Service (SAAL) was a housing assistance program promoted by Resident Associations. The Portuguese Architecture of 25th of April is SAAL - an unparalleled movement in the history of architecture thinking, which served as an example and discussion for many other projects at an international level.