| 摘要 |
A method and system for enforcing a return policy by determining whether an article of merchandise has been used, or not used, within a predetermined time after th e purchase of the merchandise. The system including sensor means associated with the article f or recording data related to ambient conditions post-purchase, data acquisition means for receiving the recorded data, a comparator for comparing the recorded data to a predefined data set representative of acceptable data values, output means for outputting an outcome from the comparator, the outcome being indicative of whether the article has been used, or not used.< /SDOAB>
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