Prepares, compiles, and sorts documents for data entry. Verifies and logs receipt of data. Transcribes source data into the required electronic format. Transfers information from paper formats into computer files using keyboards, data recorders, or optical scanners. word processing, spreadsheet, database, or other computer software. Verifies integrity of data by comparing it to source documents. Reviews data for errors, missing pages, or missing information and resolves any discrepancies.