This report on “Practical Digital Marketing” explains about how effective is digital marketing nowadays. The first task discusses briefly on Marketing mix with using a reference of Unilever Ltd. The second task is mentioned on practices of communication mix strategies of Marks and Spencer. Then reports tells that how each of the social media channels like LinkedIn, Facebook, Twitter and Snapchat are used as a part of brand's and company's communication strategies. It is explained further on the basis of different companies. At last it concludes with the effectiveness of social media content.