Introduction In the modern times of computers and the internet, things have become online mostly with various amenities and services being available online with a few clicks. Similarly, the field of marketing has seen a huge improvement with various aspects of it is made possible to be implemented online and make it reachable to a lot more people than was possible through various offline methods which were available earlier. The emergence of the new era of websites and availability of content online has made it very important to have ways of...