Hi,I have been trading in stocks using Flattrade and I am really happy with the experience. They charge a flat free of ₹10 for trading and Zero brokerage on all equity delivery. More importantly, Flattrade gives you a stable trading experience on its advanced Mobile, web and windows platforms. Use the below link to open FREE demat account. https://flattrade.in/ and investing in IPO is totally free https://flattrade.in/kosh/upcoming-ipos-2021
To verify the balance on the balance of an Amazon gift card without having to redeem your card you'll have to login to the account on your Amazon account and start an online conversation with support rep.