Office automation usually refers to the many types of software and computer machinery, which is used to collect, manipulate, store, digitally create and relay any office information which is needed for achieving basic tasks and goals. Office automation helps optimize or automate existing office procedures. The basic activities of an office automation system are, electronic transfer, raw data storage and the management of electronic business information. A LAN is the backbone of any office automation and this allows transfer of data, mail and voice messages across the network. All office tasks/functions fall in to the category of office automation and include, telephone switchboard operations, copying, fax, records management, dictation, filing and microfilm records.