


This normally includes working cases and practical exercises of sufficient quantity over an extended period of time to enable the trainee examiner to acquire the necessary skills and knowledge related to this forensic discipline. Examiners in this field should be afforded specific training and experience under the direct supervision of an experienced and qualified footwear impression examiner. Being qualified as an expert in other forensic disciplines is not, in itself, qualification to conduct examinations between questioned footwear impressions and known shoes.


In some cases, they are encoded to carry information about the product, such as date of manufacture, model type, etc.identify a shoe, providing the characteristic was sufficiently clear and detailed, and reflected sufficient significant features in common with the scene impression. In most instances, they are simply a sequential number, which describes how many units in a particular production sequence have been produced. They are used to distinguish items from others of a similar appearance. Serial numbers are present on many everyday objects.
