Your current hosting package is not working out for you? Need more/less resources? Here is how you can easily upgrade/downgrade your hosting package.
From your client area, click on My services, to see all your active services.
Select the one you want to upgrade/downgrade
Click on View details.
Your administration pannel will be open. So click on Management Options -> Upgrade/Downgrade
Select the package you want and the billing cycle, and press Choose Product.
Pay the invoice and your new package will be immediately installed.
You can do this anytime you want.