The callers are the drug-addicted "card services" scammers,who call us, pretending to be associated with our credit card companies, in an attempt to fool us into giving them our credit card numbers, so they can rip us off. People that have given their card numbers to these junkies have suffered severe financial losses. Beware of these lowlifes, and warn others, before they are cheated!  Additional information on these degenerates may be found on 800notes 305-368 8264 and 8265.