Forgery is a white-collar crime that involves possessing or using a false document to commit fraud. (1). "Counterfeit" means to manufacture, copy, reproduce, or forge an instrument that purports to be genuine, but is not, because it has been falsely copied,.Forgery involves making a false document or altering a legally valid document for the purpose of making it false. Forgery is considered a white-collar crime that involves possessing or using a false document to commit fraud. 1) the crime of creating a false document, altering a document, or writing a false signature for the illegal benefit of the person making the forgery. Forgery is making, using, altering, or possessing a false document with the intent to commit fraud.