The face of website optimisation is in need of constant modification.
What is working one time in SEO terms may not work in a few months , and if it does it may be substantially less effective.
That's why it is absolutely vitall to always be evaluating your current SEO tactics to be sure that what you are doing is worth the time it takes. Bearing all this in mind, the vital thought is if building links has officially emerged as the crucial task in getting a high SERP.
as you get more backlinks is worthwhile to enhance your sites status and therefore your standing in the search engines, I should note here links do not all get seen the same way. The black hat techniques of link farms do not hold the same weight, and even the tried and true link exchanges that a lot of wemasters complete are virtually worthless.
You should also know, way to build inbound links including blog commenting and having a forum signature link do not hold water in your website's Page Rank. Some professionals claim the best links you will get for your website are totally natural backlinks from highly reputable sites within your industry or niche. There is a lot of evidence which suggest that relevancy is not as key as it had previously been thought, with experiments and test seem to be saying any sort of backlink is a benefit as long as its from a decent source.
Although link building is now definitely the most essential task for SEO, it is not the only factor that holds any weight. Effective keyword inclusion, the age and makeup of your domain, your website's internal linking structure and more are all still important in terms of how highly you rank in the results of search engines.