Definitions of Homelessness

The World Health Organization has identified 4 types of homelessness:
1.  Roofless:
"Rough sleepers," newly arrived immigrants, victims of fire, flood, violence.
2.  Houseless:
Living in temporary accommodations like hostels and shelters and those released from long term institutions like hospitals, prisons, foster care with nowhere to go on release.
3. Living in insecure accommodation:
People temporarily staying with others, tenants under eviction notice, persons under threat of violence, squatters.
4. Living in inadequate accommodation:
Overcrowded and substandard accommodation.