Judging by what I've read in this thread, the site "must" be bbw-related. However, your thread title says and / or dating site.
I have a fully-working dating site for sale, PR3 :
www.godatingnow.com
It has a few members, very little traffic, and I've never had the time to develop it.
I dont want much for it. If you're interested :
icq 276244666
webmaster at eshropshire.com