Abstract: In one embodiment, a system comprising: a communications device, comprising: a memory comprising logic and a user-configured data structure; and a processor configured with the logic to: receive real-time information corresponding to a plurality of purchasable products located in a store, the real-time information received from a node located proximal to the purchasable products; match product information stored in the data structure with the received real-time information; and identify to a user a location within the store of a product with the stored product information that matches the received real-time information.