How do I place an order using Express Buy? 

You can easily place an order using Express Buy as follows:

1. Tap Express Buy if it shows up as an option for your item(s) on a merchant’s platform. 
2. Select the delivery address or add a new one, and tap Next. 
3. Select your preferred payment mode and make the payment, if required.

See also:

What if items can’t be delivered to my pincode?
Using NetBanking for Express buy orders