| 摘要 |
A hidden image game piece and a method by which a hidden image game piece is produced and used. A first hidden image game piece is formed on a transparent or translucent substrate. A second hidden image game piece is formed electronically, and optionally printed or, alternatively, saved and distributed in electronic format. The hidden image game piece can be used to distributed either physically or electronically, and it may be used to derive demographic information from recipients, to drive them to web sites or retail outlets, and to provide a means for distributing advertising, either on the game pieces or at a game site, which may be a physical site, such as a retail outlet, or an electronic site, such as an Internet site. The methods of the present invention include the method of producing a game piece, the method of deriving demographic information from recipients of the game pieces, and the method of providing advertising to recipients of the game pieces.
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