The following types of documents must not be scanned:

• Paper-clipped or stapled documents

• Documents on which the ink is still wet

• Documents smaller than A8 size

• Documents other than paper/plastic card (such as fabric, metal foil and OHP film)

• Important documents such as certificates and cash vouchers which must not be damaged

• Documents of non-uniform thickness (such as envelopes or documents with attachments)

• Wrinkled or curled documents

• Folded or torn documents

• Coated paper

• Carbon paper

• Carbonless paper

• Photosensitive paper

• Perforated documents

• Photographs (photographic paper)