Experts have long agreed that email marketing is a critical component to content marketing. In fact, Neil Patel, Co-Founder of KISSmetrics, CrazyEgg, and QuickSprout says: "Out of all the channels I tested as a marketer, email continually outperforms most of them." Joe Pulizzi, Founder of Content Marketing Institute, went so far as to say "If I have one regret as a business owner, it's not focusing on building our email list earlier in the process." No matter what type of service you provide, publishing a newsletter is a [...]