What is Substack and how is Xulon Press using the platform? What is Substack? It is an online platform that looks and feels a little bit like a blog, but it also operates as a subscription-based email newsletter. More and more creators, journalists, and news outlets are using the platform to publish their work. To follow a creator or channel on Substack, you’ll only need to enter your email address. From there, Substack does the work for you and will deliver every new article to your email inbox from the writer or company you subscribed to. Is Substack Free? Substack…