The major E-commerce sites like Amazon, Snapdeal, Flipkart etc offer huge discounts and deals to attract customers. The huge discounts given on the products in these E-commerce sites cannot be found at the same rate in the retail market or brick and mortar shops. The question here is how can these E-commerce sites give such huge discounts and will they able to do it in the future? These are some of the reasons as to why and how the E-commerce sites give huge discounts: The major reason being the support from investors who invest in these major E-commerce sites. The major national and international brands and business ventures invest in these E-commerce sites.  The vendors who would like to sell their products on a less margin supply their products to the E-commerce sites in daily deals etc. The margin can be less on each product but the overall profit goes up based on the quantity. The E-commerce sites also sell the products on marginal profit. The major brand selle