A card translated through one such service offers an example of the bonding that can take place.

"This card offers all of the things the banks do," she said.

Even so, the card offers some real psychological comfort when you're traveling.

The cards, which gave his phone number, offered $5 to anyone who found one.

But he says he is never certain which card will offer him the best deal.

While the cards offer convenience, they can also cost customers money.

A newer card may offer greater capacity than the host device can handle.

For some, the card may offer rewards much like a discount shoppers club.

The cards offer parents, the public and school administrators a useful tool to help hold schools accountable.

For some time, all three cards have offered to double the guarantee on most products.