Email marketing is critically important to many ecommerce merchants. But what happens if a merchant’s email is blocked by an Internet service provider? Or, worse yet, what happens if the merchant’s name or IP address lands on a blacklist? Email deliverability is our topic today, and to help us understand blacklists and ISP email blocking, we are joined by Laura Atkins. She’s co-founder of WordToTheWise, an anti-spam consulting and software firm.