better off using your own mail server. Stalwart collaboration server makes this stupid simple. Although dealing with poorly configured mail servers and draconia

better off using your own mail server. Stalwart collaboration server makes this stupid simple. Although dealing with poorly configured mail servers and draconian mail server policies can become tedious. If really concerned about deliverability of transactional or marketing email messages, then relay through one of the many bulk senders. adding yet another cf product as a single point of failure is not good.