Patent ID: 8751964

Claim:
An information update method of a shopping-related information providing site displaying specific shopping item information of a specific e-commerce site, the method comprising: displaying, on the shopping-related information providing site, a list comprising at least one shopping item provided on at least one specific e-commerce site, each shopping item provided on each specific e-commerce site being displayed with the specific shopping item information; receiving user input from a user for selecting one shopping item provided on one specific e-commerce site among the displayed list; automatically comparing, upon receiving the user input, the displayed specific shopping item information about the selected shopping item with information, corresponding to the displayed specific shopping item information, about selected shopping item provided on the specific e-commerce site at the time the user input is received; automatically updating the displayed specific shopping item information about the selected shopping item into the information about the selected shopping item provided on the specific e-commerce site at the time the user input is received and displaying the updated information when the displayed specific shopping item information about selected shopping item is not the same as the information, corresponding to the displayed specific shopping item information, about the selected shopping item provided on the specific e-commerce site at the time the user input is received; and displaying information for informing the user of a discrepancy between the information about the selected shopping item displayed on the shopping-related information providing site before the user input is received and the information about the selected shopping item provided on the specific e-commerce site at the time the user input is receive when the information about the selected shopping item displayed on the shopping-related information providing site is not the same as the information about the selected shopping item provided on the specific e-commerce site.