Only the Project Admin can upgrade to Premium.
To upgrade your project to Premium, navigate to the Admin tab within your Project:
Next, navigate to the Payment tab and click on "Upgrade Now":
Clicking "Upgrade Now" will open a window where you are required to fill in your billing address. When finished, click on "Finish Order":
This will open a window requiring you to fill in your card information. When finished click "Pay". It can take up to one minute to process your transaction. Please do not refresh the page or click on "Pay" more than once.
Following this, you will be redirected once again to the payment window, where you will see that you have upgraded your Independent Project to Premium:
To see all benefits of upgrading your Project to Premium, click here.