Day by day, SEO is getting really too competitive, believe me, if you want to come out from competition then you should alllow commenting on your blog for better result.

Yes SEO is becoming very competitive in these days and should be used effective link building tools.

According to me SEO is cheapest way of marketing in every search engine and develop web business.

No doubt that SEO is very competitive now a days, forums posting and blog commenting both are very important sources to get good ranking position.

Yes, SEO is very competitive now a days. I think, Google only count quality back link and content of your site. It,s does not matter, from where are you getting link. But Quality of links matters.

Yes we need to build seo quality links in order to stay ahead of the competition.

yes good seo strategies can differ a lot

As SEO is too competitive so we should use some low competitive keywords for better result, I would say, this thing would help I think as well.

Great post....

No doubt that SEO is very competitive now a days, forums posting and blog commenting both are very important sources to get good ranking position.