Use the contact us button and ask them directly.

Swim

It goes in the "blog site" area of your  profile. Many porn stars have it on their ter profiles.

I and others cast a jaunticed eye at merging the hobby with social network sites.

One slip could lead to quite a tumble.

Many ladies have their twitter account linked to their profile. As hh said, it goes in the "blog website" space on the provider's profile. You can add it by filing a problem report, or by contacting admin. I have provided a link below from a discussion on the S&P board regarding this.

Of course you have to have a profile first. You may have one, but it is not linked to your posting handle here. If that is the case, you may want to do that also.