This document discusses RFID applications. It begins by explaining what RFID is and its components, including RFID tags that can be passive, semi-passive, or active. It then outlines several current applications of RFID in areas like credit cards, transportation payment systems, and access control. The document also summarizes the results of an online survey that found RFID provides benefits like improved efficiency and inventory tracking for industries like manufacturing, retailing, transportation, and warehousing. It concludes by noting further development opportunities in medical and library uses and both the positives and challenges of RFID technology.