These past couple of years the employee turnover rate has been extremely high in many companies compared to other years that has in fact, caused to receive considerable attention from human resources, senior management, and industrial psychologists. It has been proven many of times that it is one of the biggest human resources challenges confronting organizations at the moment. To carry out research on employee turnover a researcher needs to collect data by carrying out a research. In this case, the researcher would look into a primary data source, which is something that originates from the main source of why the research is simply conducted. To conduct research on employee turnover first the company would have to rely on a sampling frame. The sampling frame is the target population regarding what your research is based on. The sampling frame that will be used would be the employees who have left the company voluntarily or employees who have been terminated. The most appropriate sampling method over finding out why employee turnover is so high in a company is by doing an exit interview to the people who have left the company for an unknown reason. In the interview, the interviewer, which would be a human resources manager, would ask a couple of questions to get an honest answer out of the employee who left his or her job. The employee would be asked a series of questions regarding his or her comfort level in the workplace, if management was helpful when needed, if the schedule they had bothered them, or mainly if the working environment was positive to determine the morale of the employees in the company. By asking questions in the interview the company will get to find out what is exactly bothering employees and making them leave their job. Another sampling method that would also work regarding employee turnover would be by sending random questionnaires or