| 摘要 |
PROBLEM TO BE SOLVED: To precisely and inexpensively collect data in short time by providing a host computer obtaining information on a customer through the transmission and reception of information between with a client terminal, providing private information of an investigation company and processing/controlling information on a customer. SOLUTION: The host computer 1 is provided with a private information file to provide private information for a terminal device 1 accessing to the private information file from an investigation main body. Then answering information is transferred to this private information from the terminal device 1. The private information file is provided with information for inviting customers' participation for lottery, information for limiting the customers to participate in lottery within a prescribed range, information concerning a cooperating company, the display of information that the computer is connected to the private information file of the cooperating company, etc. Thereby it is easy for the investigation company to order and process the collected customer information. Then, collected customer information can electronically be processed as it is electronic data. |
