The HMinfo Research Library contains an in-depth collection of materials on home modifications and related subjects.
The Research Library does not lend books and other items. Under special circumstances, requests to use the library may be made by emailing .
The Performance Concept is based on an expression of user needs comprised of underlying aims of the activities which can lead to their fulfilment. Four basic user needs are identified - technical, physiological, psychological and social. These are manifest as safety, health, comfort, and economic requirements. The performance concept requires that these be stated in quantifiable and measurable terms.
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