ResponseAnalizer 9.2 |
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Some hours or days after sending a newsletters to all your customers your mailbox will be filled with messages like "sorry user does not exists" or "user unknown". This happens because some mail servers do not return an error message when receiving an email of an email account which does not exist. But these mail servers send an email in which they inform the sender that the dispatching of the email was not successful. So that you...
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