The document provides an overview of consumer perception and its key elements. It discusses sensation, absolute and differential thresholds, and subliminal perception as elements of perception. It also examines the three aspects of perception: selection, organization, and interpretation. Selection depends on the stimulus, expectations, and motives. Organization principles include figure/ground relationships, grouping, and closure. Interpretation involves stereotypes, physical appearances, first impressions, and the halo effect. The document also discusses perceptual mapping, positioning, reference prices, quality cues, risk perception, and how consumers handle risk.