The effect of Facebook on workplace productivity has been discussed in Human Resources departments in many companies, as they tried to understand the value of having open access to the Social Networking Sites (SNS) at the workplace. This study explored the advantages and disadvantages of using Facebook at work, by studying people’s attitudes and behaviors as they browse their accounts. A sample of 100 employees with desk jobs at The Company for the Reconstruction and Development of Beirut Central District, Solidere filled out a questionnaire to answer questions related to Facebook usage at work ...