A data entry clerk, sometimes called a typist, is a member of staff employed to type data into a database using a keyboard. The keyboards used can often have specialist keys and multiple colours to help them in the task and speed up the work. wikipedia.org

Customer support is a range of customer services to assist customers in making cost effective and correct use of a product. It includes assistance in planning, installation, training, trouble shooting, maintenance, upgrading, and disposal of a product. wikipedia.org

Customer service is the provision of service to customers before, during and after a purchase. wikipedia.org

A review is an evaluation of a publication, product, service, or company such as a movie (a movie review), video game, musical composition (music review of a composition or recording), book (book review), a piece of hardware like a car, home appliance, or computer; or an event or performance, such as a live music concert, play, musical theater show, or dance show. wikipedia.org

Data scraping is a technique in which a computer program extracts data from human-readable output coming from another program. wikipedia.org

Office administration is a set of day-to-day activities related to financial planning, billing and recordkeeping, personnel, and physical distribution and logistics, within an organization. wikipedia.org