Are you really doing SEO i means if you have done right SEO than 8 months is really enough time to make any keyword on top. Do proper On page & Off page SEO with Smo.

Bookmarking,Directory submission,Forum posting,Blog posting in ways you can improve your keyword ranking .

Get good traffic from the the social media sites . after targeting social media properly you should work on content sharing. Content should be unique and informative.

Just focus on quality than quantity no matter you are generating only one back link, but make sure you generate the quality one.
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Reason the ranking in not improving because you would not be getting quality back link. Keep on promoting you link on social networking site.

You must follow the google updates, then definitely you get keyword ranking improvement.

hi friend
after Google updates the most important way to increase your keyword ranking in search engine.just concentrate on Good quality content on the website and get back link from high PR Sites.

After that softer panda update has occured just go through it and throw your comments here.

Due to less quality of the site , it will be happens

There is no need to create so much link. You just need to build few link but quality and natural.