3 ms·

Oh, it's a way of doing discriminatory pricing: http://www.joelonsoftware.com/articles/CamelsandRubberDuckies.html http://www.joelonsoftware.com/articles/Camels

• rmc 15y ago
  As well as market segmentation, customers might be more likely to purchase if they get a little thrill of accomplishment with getting a discount.
• eli 15y ago
  ...just like supermarket coupons.