While publishers are embracing email newsletters, advertisers are beginning to raise concerns over measurement issues. Since there is no third party independent group measuring newsletters, advertisers have to take publishers at their word for metrics including subscriber size and open rate. Some experts think that this is a concern since publishers are not always auditing their lists for legitimate email addresses and active users.
We’ve been providing independent, 3rd-party audits of e-newsletters for 10+ years and currently audit 459 of them.