[...] * Furthermore, social media analytics deals with collecting data from social media websites like Facebook, Twitter, YouTube, WhatsApp etc. and blogs. Social media analytics can be categorized under big data because the data generated out of the social websites are in huge number, so that some efficient tools and algorithms are required for analysing the data. Data collected include user-generated content (tweets, posts, photos, videos), digital footprints (IP address, preferences, cookies), Mobility data (GPS data), Biometric information (fingerprints, fitness trackers data), and consumption behaviour (credit cards, supermarket fidelity cards).