​This course aims at introducing the main technical, however, general concepts on the social media famous websites, and online applications (i.e. Twitter, Facebook, LinkedIn), and how to manage them considering privacy, security, Cybercrime and ethical issues like intellectual property rights (copyrights and patents). In addition, the course introduces different application fields (e.g. Customer Relationship, e-Commerce) on social media in the modern life of people, how are they utilized in different fields (e.g. Job Searching, Advertising & e-Marketing).​