Amazon is biggest product deliver but it is product delivery time some product is empty and time limit not product delivery. More product buy payment then product deliver. But Flipkart and Snapdeal home delivery by payment Flipkart and Snapdeal best buying online product.Then some biggest festival in lot discount give Flipkart and Snapdeal. People like Flipkart and Snapdeal. Amazon is a old online product deliver. Very user of Amazon. Amazon product is good and good marketing. All online product company good but Amazon is one of them.