Emails bounce for many different reasons and there are two high level classifications to describe each one. There are hard bounced emails for permanent failures (you can read about those in this blog...

Email marketing campaigns rely on emails getting through to their intended recipients. When they don’t, it’s a big problem for the performance of your campaign. Plus, there’s a risk that that i...

Mail servers can operate in different ways and depending on the setup it can lead to confusing results in relation to delivery stats. You may have heard the term "Returned Mail", which is interchange...

I'm not saying you should ever target, or be happy with, only delivering to some of the people you send an email campaign to but a delivery rate of 100% will rarely (never) be achieved. Bad email a...