There is an email capability that is extremely useful to professional email marketers but which goes largely unrecognized and unused. It’s called tagged addressing and you should be using it.
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Address validation confirms an email will go to a person but not whether it’s the right person and that makes a big difference.
Properly implemented DMARC should not affect your deliverability. You can guess what I’m going to say next. Last month I wrote about ... read more
In theory, having no DMARC record should have no impact on deliverability, but not everyone got that memo.