This chapter discusses problem recognition, which is an important stage of consumer decision making. It begins by describing the nature of problem recognition as arising from a gap between a desired and actual state. It then covers different types of consumer decisions like habitual, limited, and extended decision making that are influenced by purchase involvement. The chapter also discusses factors that influence problem recognition, both marketing and non-marketing factors. Finally, it outlines different marketing strategies related to problem recognition, such as discovering consumer problems, responding to problems, and helping or suppressing problem recognition.