I’ve written often about the benefits of going viral in both content and marketing strategies. Increasingly, however, social media content a.k.a. viral content does more than increase brand recognition and site traffic: it can also boost your SEO signals.As search engines pay more and more attention to social signals, going viral is rapidly becoming one of the best ways to build links, attract attention, and establish authority and legitimacy in your field.How Social & SEO Are LinkedLet’s start with the obvious: social media builds links. In fact, viral content serves the same purpose as a link building campaign: gathering endorsements that establish authority and legitimacy in your field.