Social networking websites, Facebook, university students, dilemmas, social media, social services.
1. Introduction
The Internet is now very popular, and it has powerfully affected almost every aspect of our world, from commerce to education. It has even changed many people's daily lifestyles (Martin, Diaz, San' Cristobal, Gil, Castro & Peire, 2011; Ceyhan, 2008). Some of the biggest Internet effects involve communi' cations among people. Social networking websites (SNSs) offer a new way to understand, connect with, and learn information about other people (Carpenter, Green &- LaFiam, 2011). SNSs are now often used for communications, to build relationships and to make new friends (Pew,