The required satisfaction of specific needs is a necessity within both structures to ensure the healthy well-being of the individuals in the family group. As seen in families without children, their need for employment and an adequate standard of living is met as in Australia, 49% are in full-time employment and 48% earn more than $50,000 per year ( ACS, 2002), and an ACS survey reports that 60% conclude that they participate in leisure activities monthly. Additionally, another commonality is that both family structures require emotional stability, a strong support system, security and well-being, so family members adopt specific roles to ensure that these aspects are satisfied, as seen in single parent families where the parent/guardian takes on the role. of both parents (caregiver/recipient) for dependents. Consequently, due to the common need for specific needs to be met, both families without children and single-parent families