Is social bookmarking useful?

I think dofollow social networking sites is better than nofollow social networking sites.

I agree here. It's more about backlinking and ranking than click-throughs for me. Look for those with high page rank and that don't mind you promoting your wares!

Yes of direction they can yield you traffic. It depends also in the keyword you are using but for it is because i am excavation on that before.

Yes of course it,s very useful....Social book marking help u to index faster.gives u good traffic and get good quality back link to your site.

yes i think bookmarking is very use full. because it helps to get short term traffic on the site. by doing this we get back links too.so in my point of view bookmarking is very essential.

Social bookmarking is one of the most effective techniques of link building and promotion of your websites for traffic generation and higher position in search engines.

Yes social bookmarking really works and keep a website in active mode.

yes , of course , you will get some traffics , you can try .

social book marking is good thing but it will be feel very good good when you use more and other sites for link building .