The document discusses consumer behavior and the consumer decision-making process. It describes the key stages as: 1) Problem recognition, which occurs when there is an imbalance between actual and desired states. 2) Information search, which can be internal by recalling past information or external by seeking information from various sources. 3) Evaluation of alternatives, where consumers consider options and evaluate product attributes using decision criteria. 4) Purchase, where consumers decide whether to buy. 5) Post-purchase behavior, where consumers may experience cognitive dissonance and look for ways to reduce uncertainty about their purchase. Cultural, social, psychological, and individual factors influence consumers' decision-making at each