You can make administrative changes to your subscriptions with a simple click of the mouse. Follow these steps:
Go to Account → Subscriptions to see a complete list of your subscriptions.
Click the drop-down arrow next to the desired subscription.
The details view for the desired subscription is displayed.
For outstanding and/or paid invoices, go to Account → Finances.
To complete the other detailed steps, click on the appropriate links above.
To make technical changes, go to the Hoststar support page, select the appropriate product and follow the instructions there.