| 摘要 |
A multi-function customer satisfaction survey device, system and method. A plurality of stackable tip trays in a restaurant each include a survey device and a calculator. Survey questions are presented on a display screen, and a survey keypad is used by the customer to enter responses. The responses are stored in a memory in the tray. The trays stack on a base unit that simultaneously collects the responses from the stacked trays, simultaneously programs the stacked trays with survey questions, and simultaneously recharges a battery in each tray.
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