A repair device and method for repairing a forward frame v-blade on an aircraft engine are described in which the repair device replaces a section of the forward frame v-blade. Further, using correspondence rules of different characteristics corresponding to the usage characteristics, it is performed to calculate a novelty index by applying the freshness value of each item on the correspondence rule corresponding to the usage characteristics of each user, calculate a priority of the item for each user, based on the novelty index and performing a selection of the item. After the lifespan expires, provision of the electronic notification to the intended recipient may be prevented.