Of course you can buy anything else as well but the percentage of cashback will vary in those cases.
Yes if you are provided with a immediate cashback of 10 % from debit/credit card of Axis Bank as an example.
We shall provide you 5 % more cashback after deducting from your wallet. So, you have 15% cashback in total.
But you should not click on any other link and purchase within the counter finishes.
You earn when you signup- ₹250
When you visit website daily (even for first time) -₹50 daily
When someone of your friend signup from your referral account – ₹250 to both every time.
When you review some school/business – ₹ 200 after approved
When you list a business on this – ₹ 400 after approved.