Introduction -- Fundamentals of decision-making -- Behavior Patterns - Foundations of Our Decisions -- Behavior patterns for the perception phase -- Behavior patterns for the decision-making phase -- Behavior patterns for the customer retention phase -- Operational work with behavior patterns.

Purpose – The purpose of this study is to investigate whether the visual presence of a virtual agent on a retail Web site reveals positive outcomes for older users with respect to enhancing perceived interactivity, social support, trust and patronage intentions and alleviating user anxiety....