yahoo answer

You can use yahoo to promote your site but make sure you add quality answer.

 

Yahoo answers are have No Follow attributes and hence are not of any use in the link building process. How I wonder, why such types of posts are made in an important forum. Just a degraded practice to attract the attention.

 

It can send you a huge amount of traffic especially if your answers are good and choosen as the best response.
Do not spam as it is easy to get banned..

 

yahoo ans is the best way to get organic traffic

 

Yes, Yahoo answers can be used for instant content promotion.

 

Yahoo Answers help in SEO if they are highly ranked in SE, though they have nofollow tag so they don't pass link juice but traffic if ur answer has been select as best ans.