(i). The document should be handled carefully (e.g. it should not be folded or creased) for accurate reading.
(ii). Document size & type area may be limited for accurate reading.
(iii). It requires special typing & character formation and a paper with the required quality.
The user must make sure that characters are well-formed; if they are not, reading errors may arise, making output results unreliable.
Kavungya answered the question on April 2, 2019 at 09:11
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