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A card is generally a small flat object, typically made from heavy paper or plastic. Many types include:

• Business card, a card containing contact information for a person or business
• Credit card, a plastic card for buying things on credit
• Debit card, a plastic card for buying things using money in a bank account
• Expansion card, a device attached generally inside a computer, that provides added functionality, such as a graphics card or a sound card
• Greeting card, usually folded paper that is mailed or given to a relative, friend, or associate to express a message of greeting, appreciation, or some other sentiment
• Health card, a token to be used as patient data card (PDC) or health professional card (HPC)
• ID card, an identity document
• Index card, a card for creating and organizing notes in a stack, usually for a research project
• Penalty card for rule violations in Lacrosse and football (soccer)
• Playing card, a card, typically made of laminated paper, used for playing games
• Postcard, a card used for sending messages in the mail without use of an envelope
• Punch card, an obsolete method for storing data
• Smart card, a plastic card containing a computer chip (also known as a Key Card)
• Trading card, a card used for trading or collecting, or for use in a collectible card game
• Value card, a self-help device listing behavior changes the bearer wants to make

Non-physical analogues of physical cards:

• E-card, an electronic version of a greeting card or postcard
• Test card, also known as a test pattern, a television test signal, typically broadcast at times when the transmitter is active, but no programmes are being broadcast

Card may also refer to:

• Card (professional wrestling), the lineup of the matches that will be staged at a given venue for a given perfomance
• Orson Scott Card, an author best known for the Ender's Game Series

See also:

• Cardboard

This article is based on the article "Cards" from Wikipedia - the free encyclopedia created and edited by online user community. This article is distributed under the terms of GNU Free Documentation License. Here you find the list of authors of this article. The article can only edited within Wikipedia. Edit this article in Wikipedia.