If you need to upgrade your mailbox limits or change your edition from PRO to ENT these are the options you require. Upgrading your Mailbox limit DOES NOT include an upgrade to the latest version unless you have Upgrade Protection.
SmarterTools Products
Thawte Products
RapidSSL Products
Servertastic Limited is registered in England and Wales.
Registered Company Number: 04982077
VAT Number: GB125485804