That has proven to be a successful strategy for stores wherever Wal-Mart sets up shop. It is the answer for those who say Wal-Mart is killing smaller businesses. Competition is the name of the game and it benefits consumers.
They also have the "Free Meal Deal" which is a winner when it comes to loss leaders. I think that is what they are called. Anyway, you buy one or two items and get four or five things free. And usually the free items are things you normally buy anyway...cola, cheese, salad, bread, etc. Sometimes they might throw in a "new" thing just to get you to try it out.