With ecommerce software provider, Shopify, recently announcing the addition of an email marketing service to their offering, Pure360’s Marcus Webb explores its value and how it stacks up against an Email Service Provider (ESP). Everyone in the world of ecommerce is excited to hear the news that ecommerce software provider, Shopify, has added an email marketing service to their offering (Mediapost Announcement). Including us here at Pure360. “Why?” you might ask. After all, “isn’t this stealing your bread and butter?”…