I want to place my site on the top of google

[AsifSE]

Hi!
I want to place my site on Google ranks with respect to my keywords
and my keywords competition is very high so kindly suggest me some quality links sites through i easily rank my site keywords ...at that time i am use regularly for my site SEO

1.Social Bookmarking
2.Web 2.0 blogs comments
3.Forum posting
4.Directories submission
5.Wiki articles

But kindly suggest me what i do best for my site ..I want learn some good SEO techniques thanks guys