A transaction card having one or more folds therein to provide a compact and easily stored transaction card is provided. Moreover, a foldable transaction card having one or more holes or apertures therein for holding a keychain, or other device for attaching the transaction card to another item, such...http://www.google.com.au/patents/US7398931?utm_source=gb-gplus-sharePatent US7398931 - Foldable transaction card
