I've bought about five usb sticks so far through ebay. Most were fine however I did get one bad one. This is how I determined it was bad. This uses Win NT or higher or Mac OSX. Though this should be applicable...
1. Find out about the item.So you want a new cell phone? A new watch? or maybe a new car (yes, ebay has those too!)?Ask your friends! Go to a store and look the item over. Make sure to take a good look at the...