To gain an edge, this is what you need to know today.Resilient ConsumerPlease click here for an enlarged chart of Target Corp TGT.Note the following:This article is about the big picture, not an individual stock.  The chart of TGT stock is being used to illustrate the point.The U.S. economy is 70% consumer based.  Therefore, prudent investors keep a close eye on consumer behavior.  Lately, there has been a lot of conflicting data about the consumer.This morning, there is new data about consumer behavior fro ...