Residence Security, the Organization Key to Informal Settlements Case Study: Tehran Metropolis District (Eslamshahr, Nasim Shahr, and Gulistan) and Karaj in Alborz Province

The informality of possession and lack of security in residence are among the characteristics attributed to the informal settlements، as well as، they are a key to other problems’ solutions. This essay investigates some of the typical cases of Iran’s informal settlements، and this intends to find out the possession conditions، as well as، the conditions necessary for the recognition of the informal settlements. The researchers’ question is، “whether the possession and formality problems are observed in all or majority of the study settlements?” The aim is the understanding of the important basic common problems in these areas in order to attain the appropriate policies.