Annual Report 2013 studies among them with regard to their awareness of work environment and the Personal Information Protection Act. It is meaningful that 700 workers across the country were selected for the investigation taking into account the characteristics of regions and working population; and that in-depth case studies were conducted by using the methods of interviewing and structured interview questions. The Commission also proposed the draft guidelines on electronic surveillance at workplace and institutional improvement options. 102 ▪▪▪ Part II. Major Activities of the Commission