Excerpt from Term Paper:

......Retail tags The most accurate approach to capturing pricing and product information from retail is the use of bar coding technologies, including the 3 of 9 Interleaved Standard. Wal-Mart is actively pursuing a pilot of the Radio Frequency Identification (RFID) where the tags on products are ready through radio frequencies, making it possible to move products through a warehouse more efficiently. The most accurate approach today is to use the barcode standard for reading pricing and product information; in the future RFID will increasingly become a market standard (Romanow, 2004)
Long documents Apart from having an electronic version of the document for translation into whatever format is needed, the best approach to get the highest level of accuracy from inputting a large document is to scan it. Many of the OCR scanners available today can be configured to interpret a variety of fonts and formats of documents, making this approach to best one to ensure a high level of accuracy in the original data......

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