Buying and selling goods online has become so commonplace, that rarely a day goes by without us making some online purchases The influence of e-commerce today is so huge, that it accounted for a whopping $2.3 trillion in sales in 2017 and the figures are predicted to reach a massive $4.5 trillion by 2021. In the US alone, e-commerce accounts for 10% of all retail sales, with the numbers estimated to increase by 15% every year. This Article is originally Posted on IceCube Digital. Read this complete article to know more about Top eCommerce Innovations .