Registration does not work. The activation email does not come.
How a person can write to you if he can not register? In all normal forums there is a topic where you can write about problems with registration?
How a person can write you that he can not register if he needs to register first?
Think about it and stop this paranoid policies. You work for people or for the money from advertisements?
And why to type these caption every time? I need to prove that I'm not a robot on every page?