The constant pressure from investors for companies to grow their profits means they have to grow their sales to you. Plus, it's cheaper to try to sell more to you than find new customers.
A year ago, retailer J.C. Penney announced a new strategy to cut so-called "everyday" prices by about 40 percent, while reducing the number of sales a month. The company has had to walk back those plans as shoppers remained addicted…
David Segal, a.k.a. The Haggler at the New York Times has a cautionary tale for those looking for great deals.