This is a two-hour business PowerPoint lesson in editable PPT format, with worksheets, and teacher's notes. Supermarket marketing tricks are fascinating. According to research, we spend 25413 hours of our lives (the equivalent of 3 years) on average in a retail store, and all this time a billion-dollar industry of psychologists, anthropologists, and scientists is being employed to get us to part with our cash. Some of these methods are well known and upfront, others are unknown to most and work