1}Transfer data from paper formats into computer files or database systems using keyboards, data recorders or optical scanners. 2}Type in data provided directly from customers 3}Create spreadsheets with large numbers of figures without mistakes 4}Verify data by comparing it to source documents 5}Update existing data 6}Retrieve data from the database or electronic files as requested 7}Perform regular backups to ensure data preservation 8}Sort and organize paperwork after entering data to ensure it is not lost