Jamie Tomasello on the Cloudmark Blog:
ESPs who require and enforce best permission practices should be applying peer and industry pressure within the ESP community to adopt these policies. Ultimately, ESPs need to take responsibility for their clients’ practices. If you are aware that your clients are engaging in questionable or bad practices, address those issues before contacting an ISP or anti-spam vendor to resolve the issue.
One of the issues I have touched on repeatedly is the changing face of blocking and filtering at ISPs. Over the last 12 – 18 months, large, end-user ISPs have started rolling out more and more sophisticated filters. These filters look at a lot of things about an email, not just the content or the sending IP reputation or URLs in the message but also the recipient profile. Yes, ISPs really are measuring how engaged recipients are with a sender and, they are using that information to help them make blocking decisions.
There were two separate posts on Friday related to this.
Mark Brownlow has a great blog post speculating about a number of things ISPs might be looking at when making decisions about what to do with an incoming email. He lists a number of potential measurements, some of which I can definitively confirm are being measured by ISPs.
One trap I see companies fall into when looking at opt-in and permission is they seem to think that permission is a blanket thing. They believe permission can be bought and sold by the companies that collected email addresses.
Read MoreI’ve talked frequently about permission on this blog, and mentioned over and over again that senders should correctly set expectations at the time they collect permission. Permission isn’t permission if the recipient doesn’t know what they’re agreeing to receive.
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