| 摘要 |
Systems, methods, and apparatus are disclosed that provide enhanced customer services based on detected mobile identifiers of mobile devices. One system includes a point-of-sale (POS) terminal, a wireless sensor, and a backend system. The POS terminal handles sales of items and generate transactions for sold items. The wireless sensor is positioned proximate the POS terminal and detects mobile identifiers from mobile devices proximate the POS terminal. The backend system receives transactions from the POS terminal and detected mobile identifiers from the wireless sensor. The backend system matches a received transaction to a received mobile identifier based on a detection time of an associated mobile device proximate the wireless sensor and a transaction time for an associated transaction of the POS terminal. The backend system updates a purchase history associated with the matched mobile identifier based on sold items of the matched transaction. |
