Abstract
The importance of social media websites is constantly increasing. Now they play a significant role in the daily life of every individual. Businesses are also involved in the social media, as these websites represent many opportunities for them, such as advertising, promotion, customer relations, receiving feedback, and etc. Due to the significant importance and time consuming of social networks, there appeared many issues related to them, e.g. the use of social media websites in the workplace, work productivity, and changes in the employer and employee relations. Nowadays employers face many issues with the use of such websites by their ...