Does Mass answering sites like Quora really helps in Marketing?

1) Social Media Engagement-
Facebook, Twitter, Linkedin, pinterest, Google +

2) Social Bookmarking Sites-
Diigo, Stumbleupon, Delicious, my.bookmax etc

3) Image Sharing Sites-
Weheartit,visual.ly, Deviantart, Flickr etc

4) Blog Submission-
Tumblr, Weebly, blogspot, Wordpress,Livejournal

5) Directory Submission

6) Question Answering Sites-
Quora, Flexa, Askville, blurtit,ehow


7) Video Submission-
Youtube, dailymotion, vimeno, hulu, break, metacafe

8) Infographic Submission-
Visual, reddit, submitinfographics, nerdgraph, infographiclove

9) Document Sharing
Issuu, slideshare, scribd, calameo, yudu

10) Forum submission
Flickr, addthis, bbpress, careerbuilder, affiliatefix

Hello guys,
I'm working for an agency of Google and FB. We have one special service that for rent ad account.
As we seems very much clients rent and running cloaking campaign about affiliate (skin care, nutra,diet,...) and new is dropshipping.
So if you are running on this way and the account was banned by GG or FB, may be you can pm me, we can creat an new premium ad account for you can continue the games.
Hope this can help smth, PM me on skype: johnnydeep0211 if you want more details.
Tks and Cheer

Does Domain Authority plays a role in the SERP's?

Is it wise to buy App Store Reviews?

Hi all Friends !! How content helps for getting better ranking in Google?

Hlo Friends,
Can anyone tell me, What things are most important for organically ranking a website?

Should I put more than two phrased keywords in Meta description? Will it be a bad idea?

How to see competitors backlinks? Which tool is the best.

Which is the fastest way to get indexed my urls quickly?