Digital transformation has far-reaching implications for businesses and the world of work, as well as for society as a whole. This digital revolution is so important that specialists compare it to the birth of printing more than five centuries ago. In this new era, digital channels are multiplying and their uses are increasing. Social networks have become essential communication tools. Organizations today must take advantage of digital opportunities to develop their reputation, their turnover, adapt their corporate culture, and retain their employees. Increasing the visibility of the brand, sharing news, building customer and employee loyalty, recruiting… Facebook, Twitter, LinkedIn… present many advantages for the company.