To provide an article information presentation system which helps a buyer to select the machine type of an article when the machine type among many kinds of articles for sale is selected.

It is the most certain that a store clerk visits a house to see the state of an installation place and the state of a carry-in path and present machine types matching the house to the customer and then the customer selects and buys a favorite machine type. It, however, is not realistic that the store clerk visits the house. For the purpose, purchasable machine types are selected by inputting the dimensions of the installation place and the dimensions of the carry-in path to a homepage and an image wherein a machine of the machine type is installed is simulated. Consequently, service close to the service provided by making the store clerk visits the house and explains articles can be provided.