No modern firm can function without having information gathering and processing systems. The more technological stages are used in production, the more complex it is, the wider the assortment of goods or services being produced or sold, - the more the demand in automation the tasks connected with information gathering, processing and storing. Portative devices for gathering information, means for transferring it resolve a lot of tasks - from analyzing a structure of freshly mined oil to displaying status of a store or shop in real-time.

Searching information on paper takes from minutes to days, depending of when it was obtained, but a search in electronic data storage is often done in less that a few seconds. Communications with remote warehouses and branches will be provided in no time, if a system is organized properly. Do we need to mention about book-keeping, goods registration and storage? - the role of all this in modern business can hardly be overestimated.