The terms also make this seem like a signals service? Why do you need a 'subscription'? Why would they be sending orders to your account?
'You should provide the data necessary for our system to send orders to your account (Metatrader4 account number for each system).
That while you are subscribed you can change your Metatrader account number, from a demo account to a real account, by example.
Fxmaximal.com not going to cancel your subscription at the Payment Gateway. If the Payment Gateway charges you a receipt for us, after the trial period, Fxmaximal.com is not obligated to return back this amount. You are responsible for the status of your subscription and payments.'