I used the Internet to purchase a Proview 19" widescreen LCD monitor from Wal-Mart. I found out the hard way that if you purchase something online at Wal-Mart's for a good price, they have a specific policy regarding defective items. If it is defective when it arrives, don't take it "to your nearest Walmart". You not receive an EVEN exchange. You will be charged the difference between what the online price was and whatever the store is selling that item for. read full review »