Please select the billing company you've used to sign up (please refer to your registration e-mail or billing statement). You will need at least two details of your membership to be able to cancel, preferably your e-mail address and your subscription number. Often username and e-mail pair will be enough.
If you are not able to cancel via billing company, please send us a helpdesk ticket and include at least:
To help us as much as possible please include also: