Two times now I have been to Wal-Mart and purchased grocery items that were marked down. When I got through with the check out I noticed I was charged full price for the item. After telling clerk she would call a manager and the manager would send me to customer service. The customer service line is so long that if you have perishable food or are on a tight schedule, , , , , , , , you can't wait, alas Wal-Mart keeps your money. To anyone who shops there, please be aware of this we are being ripped off big time by the biggest retailer in the country! read full review »