How to upgrade and renew ProfitBooks subscription plan?

Go to Settings > Billing & Upgrade

Click on Billing & Upgrade

1) Select Plan from the drop down

2) Do You have a Coupon? - Enter if you have a valid coupon

3) Click on Proceed to payment

4) You will be redirected to payment gateway.

5) Select the option Card for Card payment or Bank for Internet Banking and its done.