Email Deliverability Best Practices And Tips
E-Mail Black Hole
Did you really expect that your email message gets delivered to all — for example — 5,000 subscribers all the time, did you?
Your email marketing service provider might advertise with a deliverability rate of 95% or more, but that's not the full story. Those figures are in most cases based on hard bounces when the sender is notified that the email is not being accepted by the recipient because of an invalid email address or the sender being blocked. Those instances are rare nowadays.
The truth is many email messages are simply being lost!
They are filtered out by corporate firewalls or large ISPs (like Yahoo, Hotmail, or Gmail) without informing the sender or recipient about this fact. In some cases your message is pushed into the spam folder even when your spam score analyzer indicated, “this message doesn't look like spam at all.”
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