Unless you want to carry around about four brief cases of client's files with you, computes and laptops play an important role for legal people. Those who have to visit police stations or courts to deal with their clients. You can store all their records and cases rather than in an officer cluttering with filing cabinets. A lap top they can carry around with them, as it has lock and password to access each files for each client. With computers, your not having to get up to go to a filing cabinet every time a client call the office and have leave your desk to go look up their files, you can do that sitting t your desk, other wise you would be worn out after working long hours.