Over the years, poor quality linking and spammy duplicate content have tarnished the term “link building.” But not all link building is bad. Link building is still the most important factor which contributes to improving the search rankings of your website. However, these days link building is not done in the way it used to be done a few years back where you just insert the link wherever you can, even if the website where you are adding links are not relevant to your topic or niche.