I don't toss this around lightly, but Wal-Mart is one of the very few companies I absolutely always do business with because it is cheap, reliable, and I hate going to multiple stores on a single shopping trip.
[1] - One not very well-known facts about Costco is that a big part of their profit comes from the high-end "novelty" stuff that they put in between the cheap bulk items. That works for them because people who shop at Costco have high disposable income.