Link building is one strategy that is found to be effective in generating good and quality backlinks. Among the most common link building techniques, classified as the simplest and uncomplicated, are blog commenting and forum posting.
By commenting on blogs, it will allow you to leave your site's URL (once approved by the blog moderator). Be careful in choosing a blog where to post comments. It must be related or closely related to the subject matter of your site to ensure credibility and good content.
By posting on forums, it will allow you to leave signature link of your web page. This is also one technique to generate an increase in your web site's traffic.