Ah, HFX.com. Go ahead and send a message to every email address you have for them. Give them a link to this thread. Tell them that you will update it with their response (or non-response) and promise that if they do process your withdrawal, that you'll posy that so the thread can be marked as resolved.
I've talked to your account manager and he promised me he will call you today to make sure you are happy with the service you are getting. including a WD or anything else you wish to do.
if there is any problem, please feel free to send any comment you might have to me personally at email@example.com
Please accept my apologies for any inconvenience you might had.