What are effective ways to generate leads and have sales from social media sites?

Can anybody explain the main objectives of brand optimization? Branding is a very important element to count is said by everybody but what are the general objectives of it.

What are the points that differs Bing optimization for SEO from Google?

Presently, I am using Google Adwords campaign to target my audiences. But the ROI I am getting is much less than the money I spending in it. Most of the visitors come and bounce from our sites sales page. Anybody any suggestions?

What are the tactics that you guys use to get high open rates for your emails?

What are the basic things that one should avoid in the social media channels in order to get good conversions from their pages? I have been giving a lot of thoughts these days. Social Networking sites are really good for traffic and conversions but I am not getting much conversion from them as my competitors so its time to look onto what I am doing wrong. If anybody can point me the mistakes then I can compare them with my own tactics.

SEO changes, its the only thing that is constant in it. SEO is not about knowledge but about experience. So, how often do you guys keeps experimenting for your Forum? Change your tactics, tools etc.

How to get maximum CTR from my tweets? About only 1% of our tweets are really seen by our followers so the CTR is also less than that. How to increase it? Anybody any tips that might help.

Dofollow Free Classifieds Websites List

Freeclassified [dot] biz (Google PR 1)
MyFreeAds [dot] in
indiadynamics [dot] com
netads [dot] in
freeonlineads [dot] com

How to target keywords which can get me maximum productivity and conversions for my site? Targeting relevant keywords are always a good thing to do but what if the competition for the specific keyword is very high?