To solve the problem that observance of a law for a contract document in order to supply a wage by fluidization of a credit and issue ABS is requested in a credit sale company and the like, though there are laws concerning consumers finance such as a check sale law, a call sale law, a money lending business control law and the like, and guidance for member stores is carried out in a direction of observance in credit sale companies and the like, since consciousness of an employee is low and fixing of the observance of the laws is difficult by changing operators and the like.

By printing a position controlled in the contract document by a different color from that in not controlled position, the position 3 prescribed by the law is made clear, and thereby the law can be observed.