This document discusses consumer buyer behavior and the consumer decision-making process. It outlines several key topics: 1) a model of consumer behavior that is influenced by marketing stimuli and other forces; 2) characteristics affecting consumer behavior such as cultural, social, and psychological factors; 3) the five stages of the buyer decision process - need recognition, information search, evaluation of alternatives, purchase decision, and post-purchase behavior; and 4) the adoption process for new products which progresses through awareness, interest, evaluation, trial, and adoption stages.