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.

There are several types of data entry services. These include basic, online, formatting, conversion, and transcription. Basic data entry involves a specialist reading a document and typing it into a processing software. Online data entry involves the entry of information into an online form or portal.