The elderly rely heavily on health and welfare resources. Human services delivery system, programs either provide income and surrogate things (such as food, shelter, transportation, education, health care) or develop social roles (personal identity, employment, interpersonal relationships, independence). Generalizations and findings from research done on human services and delivery systems review such categories as cultural factors, religion and ethics, health, nutrition, physical environment, transportation, social services, communication, legal services, education, recreation, civic participation, commerce, employment and economic support. (BEF)