Written data might include time cards, production tallies, inspection reports, and sales tickets. Personal observation, statistical reports, oral reports and written reports can be used to measure performance. Management by walking around , or observation of employees working, provides unfiltered information, extensive coverage, and the ability to read between the lines. While providing insight, this method might be misinterpreted by employees as mistrust. Oral reports allow for fast and extensive feedback.
Computers give supervisors direct access to real time, unaltered data, and information.
On line systems enable supervisors to identify problems as they occur. Database programs allow supervisors to query, spend less time gathering facts, and be less dependent on other people. Supervisors have access to information at their fingertips. Employees can supply progress reports through the use of networks and electronic mail. Statistical reports are easy to visualize and effective at demonstrating relationships.