Table 1.

Typology: summary of categories

	Type of accommodation	Support	Conditionality
Basic/conditional	Interventions that meet the user's basic human needs only, for example, providing bed and other basic subsistence such as food.	There are no named additional services or support offered to the user. This type of intervention focuses more on the short‐term benefit to the user	Conditions such as sobriety or punctuality apply
Basic/unconditional	Interventions that meet the user's basic human needs only, for example, providing bed and other basic subsistence such as food.	There are no named additional services or support offered to the user. This type of intervention focuses more on the short‐term benefit to the user	Accommodation is not conditional on adherence to rules such as sobriety or punctuality
Housing only/conditional	Accommodation provided for an extended period	Without additional support or services	Behavioural expectations are imposed on users, for example, they must enter paid employment within six months
Housing only/unconditional	Accommodation provided for an extended period	Without additional support or services	The participant is not required or obligated to meet any behavioural expectation to retain their housing
Moderate support/conditional	Accommodation provided for an extended period	The level of support and type of service offered will remain general and aimed towards a group of homeless individuals, and not specific to individual personal needs	Expectations on behaviour in place for example signing a contract agreeing to abstain from drugs and or alcohol
Moderate support/unconditional	Accommodation provided for an extended period	The level of support and type of service offered will remain general and aimed towards a group of homeless individuals, and not specific to individual personal needs	Accommodation not conditional on engagement (though engagement may be encouraged)
High support/conditional	Accommodation provided for an extended period	Assertive, individualised services and interventions for users. They often focus specifically on the personal needs of the user	Expectations such as abstinence from alcohol and drugs in place
High support/unconditional	Accommodation provided for an extended period	Assertive, individualised services and interventions for users. They often focus specifically on the personal needs of the user	No behavioural expectation such as sobriety placed on the user
No intervention (control groups)	None provided	None provided except basic information about other services	Not applicable