Other support clerks are engaged in sorting and delivering mail, filing documents, preparing information for processing, maintaining personnel records, etc. They usually need to have completed the first-stage of secondary education but in some instances they will need to have completed the second-stage of secondary education, perhaps by undertaking specialised vocational education and training. The tasks carried out by people in this occupation includes: recording information on the issue and return of library books; classifying and filing various documents; maintaining personnel records; performing a range of miscellaneous clerical duties. The types of job classified to this occupation includes: library clerks, personnel clerks, filing and copying clerks, etc.