Effective SEO.

According to me informative and fresh contents are the base of effective SEO. And try to Good Do follow back links. if you have good back links and content is fresh then Search Engines will gives you importance automatically

Base on my experience you have to do a site analysis and also keywords analysis so that you will find out what are the competitive keywords that you are going to use. Then after choosing keywords do the SEO techniques like blog commenting , forum posting, article writing..etc.

There are 2 primary parts in SEO. On-page optimization and Off-page optimization. Most of your time would be spent in quality link building and creating quality contents for your website. It is also advisable that you keep yourself updated with the latest tips/trends in SEO.

The most important part is creating or getting high quality unique content. Today it's especially important since Google introduced its new algorithm Panda. Quality dofollow backlinks from reputable sources are also important. Social media promotion is also very good both for marketing and SEO.

For SEO, you have to start with good article and Press Release because they are the ones that brings traffic and help in ranking.

I am suggesting some various steps in SEO that are:-
1)Directory submission
2)Social bookmarking
3)Forum posting
4)Blog commenting
5)Article release
6)Press release