In the field of feminist action, she promoted numerous institutional initiatives and contributed to the establishment of women's rights to the city, to housing, and to the habitat.

In her final year's project she developed some houses for a sugar cooperative in which she also proposed using low-cost technologies such as cane bagasse as a material to make prefabricated panels.

In the Netherlands, Falú completed a Diploma in Social Housing at the TU Delft Faculty of Architecture's Department of International Studies.

[4] She continued to study precarious and informal settlements, focusing on issues related to land tenure, services and infrastructures.

The implications of feminism gave rise to other issues, and she met with María Arboleda in a study group to construct a conceptual theoretical framework of women and habitat.

Working with the United Nations, she met with governments and especially women's organizations throughout Latin America, which led her to being invited to direct the UNIFEM Andean Region, a post she held from 2002 to 2004,[5] and for Brazil and the Southern Cone Countries from 2004 to 2009.