These are important for survival (Food, shelter, etc.)
> Needs -
Synonymous with luxuries.
> Wants -
Concerned with how things serve a practical purpose.
Utility -
Concerned with the meaning assigned to the object.
> Significance -
Instrumental Function
Self-expression Functions
signifies personal qualities, social standing, group affiliation and gender role.
Social Symbolic Function -
material
possessions may be used to communicate group (using teacher or student as title)
Categorical Functions -