Thread: Dount in question and answer website?

i have heard that question and answer site we can give our website link while answering or creating new question?

i have tried soem of question and answer website link is not accepting)..


what is the use of this type of website in seo point of view. pls explain me

This question and answer website is effective way to drive traffic. if yes pls explain me and give me the best question and answer site list