The paper addresses the issue of personnel turnover in enterprises in Bulgaria and Kosovo. It presents the theoretic aspects of the nature and forms of personnel turnover, its determinative factors and effects for business entities as well as focuses on some initial prerequisites for the two countries, which indirectly influence it. The paper also presents the findings from a conducted survey among companies from the two countries which findings confirm the significance of the problem with personnel turnover and are used for an analysis of the practices for its management