In the contemporary world one can hardly find someone without a smartphone; where his/her fingers would be busy texting online with a person(s) on the other end. Social Networking Sites (SNS) are clearly becoming an effective, efficient, reliable and chosen form of communication. At present, the usage of SNSs has increased drastically which has an extensive influence on people in numerous ways, particularly on their interpersonal relationships. Smartphones have become increasingly popular for personal, professional and official use. This research investigates the impact of SNS on the interpersonal relationships of officers/employees/friends/neighbours and impact on work efficiency due to their increasing usage of smart phones. Smartphone usage at workplace, whether it for assistance or an interference to work and its implications on performance of employees.