Something gets viral only when it gets shared by a lot of people and people share the content only when they find it useful, funny, or relatable. Therefore, the answer to this question lies in these three words. Your brand needs to produce interactive content which can only happen when you are aware of what works with your audience, up to date with all the trends going on and you are using infographics or video content more often since they work better than the traditional forms of content in getting viral.