A method and server for verifying accuracy of information associated with a digital item. The method includes monitoring user interactions between the plurality of users and a digital item group, receiving an indication of a new value for an item-characteristic associated with a given digital item having been previously provided with an old value, determining a difference between: (i) user interactions of users with the digital items from the digital item group having the old value for the item-characteristic, and (ii) user interactions of users with the digital items from the digital item group having the new value for the item-characteristic, and comparing the difference with a threshold value for determining whether the new value is accurate.