The $.50 off a chocolate bar may actually cost you money, since it will encourag...

rythie on Oct 9, 2012 | parent | context | favorite | on: What number is halfway between 1 and 9?

The $.50 off a chocolate bar may actually cost you money, since it will encourage you to buy the chocolate bar when you weren't planning on buying one at all. In fact worse than that, it may start a habbit of buying those chocolate bars.