RFID Readers: Can be read from a long distance, Robust and reliable system, Fast read rate, Tag collision (More than one tag), Radio waves easy to jam-interrupt and hack, Expensive, MICR: Greater security than OCR, No manual input, errors reduced, Only certain character can be read, More expensive than other methods as it reads information on special ink, OCR: No manual data entry, number of errors reduced, Difficulty reading handwritting, Not very accurate, OMR: More accurate than typing data, More accurate than OCR, The system has to be designed correctly to have no errors, Information has to be well answered, if not, people have to check it which is expensive and time consuming, Qr Code: No need to write a website address, Bar Code Reader: Improve safety, Allow automatic stock, Tried and trusted technology, Not foolproof, Easily damaged,

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