With more than half of the world using social media daily, influencer marketing, and digital marketing for brands have been on the rise over the past 3-5 years. Nearly anyone with a set number of followers, catering to a niche, and posting content regularly can be called an influencer today. Brands track down and collaborate with influencers to reach a niche audience and for the promotion of their products. The best part about this type of marketing strategy? It works.