1. A method for performing Optical Character Recognition (OCR) of an article, the method comprising: acquiring, by an image processing apparatus, an image of the article; scanning, by the image processing apparatus, the image of the article using predetermined scan settings; identifying, by the image processing apparatus, textual regions of the scanned image of the article; performing, by the image processing apparatus, the OCR of the textual regions using predetermined OCR settings; marking, by the image processing apparatus, one or more textual regions of the textual regions upon determining an error in performing the OCR of the one or more textual regions; and iterating, by the image processing apparatus, the OCR of the one or more textual regions as per one or more predefined OCR scanning parameters based on an OCR quality of the one or more textual regions upon marking the one or more textual regions.