1) Tap on the link and fill out the free product google form >> ENTER HERE
2) Fill this form correctly with your correct shipping address details.
3) Enter your name, mobile number, email id and full address with city pin code.
4) No need to pay any amount to anyone and they will send prepaid orders from flipkart.) You will receive the parcel free of cost having free biscuits, toffees, chocolates, etc