1. Families pass through life stages as they marry, have children, become empty nesters, and retire. These family life cycle stages impact consumer behavior and marketing approaches.
2. The stages include young singles, newly married couples, families with young children in "full nest" phases, married couples without children, older singles, empty nesters, solitary survivors, and retired solitary survivors.
3. At each stage, spending patterns differ as priorities change with marriage, children, empty nesting, and retirement. Marketers analyze life cycle stages to understand consumer needs and develop targeted marketing strategies.