We have just deployed email notifications for personal conversations, and have defaulted them to on.
If you would prefer not to be notified by email when a new conversation is started, a new reply is received, or you are added to an existing conversation, you may edit your preference here:
http://xenforo.com/community/account/contact-details
If you would prefer not to be notified by email when a new conversation is started, a new reply is received, or you are added to an existing conversation, you may edit your preference here:
http://xenforo.com/community/account/contact-details