Yes, you can put your link in resources, only if your post is relevant to that question. My question is:What is Yahoo's strategy towards UK sites?
It will be helpful to build backlinks, but they are no-follow. If your answer is useful, you'll get more visitors through your links in the source page.
Yahoo answers is an effective Seo technique but don't try to spam. Always put up useful links related to the questions and put them up when necessary.
Yes, Because only one place where maximum people talk to his opinion and gets benefit of that place, obviously it is yahoo answer and question section.
Yahoo answers has little impact on SEO as in a link building technique, however referring traffic is a great source. Give a great, valid response and you will get traffic!
yes yahoo answer help you in seo fist yahoo answer give you back link and secondly yahoo give you live traffic so try you see result