No, you do not need to signup to receive the discount.
Yes, the billers that the porn sites use are really discrete with their billing progress.
You can contact the paysite where you have bought the membership from through the contact page on their site. Most of the time they can help you with anything that you need.
No, you don't need to get any code! Just click "BUY NOW" and find the "JOIN" button!
Send a email to [email protected] with your request and we will try to hook you up!