How to upgrade a package (memory/disk space/support/IPs etc.)
Login to your Client Area, then:
From the Services menu, select My Services.
Select View Details for the appropriate service.
From the Management Actions menu, select Upgrade/Downgrade Options.
Make your changes.
For customers paying via paypal/Credit Card, your upgrade will be processed once payment has been made.If you have a PayPal Subscription set up, the subscription amount wil also be amended.