| CPC F24F 11/47 (2018.01) [F24F 11/39 (2018.01); G05B 13/02 (2013.01); F24F 2140/50 (2018.01); F24F 2140/60 (2018.01)] | 6 Claims |

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1. A non-transitory computer readable medium having a program imbedded therein, the program, when executed by a computer, causing the computer to execute:
communicating with an electrical product operated around a user via a network, the electrical product being a product in which feedback control is performed based on an air quality around the user;
acquiring information relating to a fluctuation of power consumed by the electrical product;
determining a product consumed by the user and a consumed amount of the product based on the information relating to the fluctuation of the power, the fluctuation of the power correlating with the air quality around the user, the air quality correlating with the product consumed by the user and the consumed amount of the product;
calculating a remaining amount of the product based on the determined consumed amount of the product; and
ordering the product when the calculated remaining amount of the product is equal to or less than a threshold at which the product is ordered.
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