Flipkart will be hosting its Big Shopping Days sale from May 13 till May 16 and has revealed some of the discounts and offers, which will be available during the sale. During the sale, the online retailer will be offering smartphones, laptops, audio devices and many other gadgets at discounted prices. On all eligible devices, Customers using an HDFC card will be able to avail a 10 percent instant discount and there will be some “Easy Instalment Options” as well like Buy Now Pay Later, Cardless Credit, Debit Card EMI and No Cost EMI. There will also be some contests like free shopping days, where customers need to answer a question and top thousand entries will win 100 percent cashback, along with a "Bid low and win" contest, which starts tomorrow.