What do you think about using rel="nofollow" on freesite listings? What do you want as a freesite builder? Traffic + backlink or only traffic? Would you submit to a LL using rel="nofollow" on freesite links?
Working example of LL using rel="nofollow" on freesite listings on cats is
http://www.youneedfreeporn.com/
Maybe there are more, I donīt know. Personally I would say this is wrong, but Iīm not sure if this is starting to become a common practice?