For increasing traffic on site use following two techniques these are:
1)SEO
2)SMO

social websites are great way to increase traffic on website.

I really appreciate the kind of topics you post here.

for raw traffic every one shoult tryout viral video marketing

Quality content posting, web 2.0, forum posting can really assist you to drive traffic to your site.

Social Media website are best way for increasing traffic .............

Optimize your website to increase your chances of getting top rankings in natural search engine results. Research keyword phrases and use them in your website. Put your phrases in your title, meta tags, intro, body, end, and link text. You can also buy traffic from sites like SEOclerks.

having unique content
forum posting
blog commenting
directory submission

Social site and blog posting is 2 best ways.