Over on MediaPost's EmailInsider, Paul Beck talks about his experiences at an email marketing conference in Holland. One thing that hit home for me was Paul's comment t…
Here's a link to a document I wrote back in February, 2006 . It gives an overview of how to implement double opt-in. How does it work? What do you need to be careful about? H…
Since SPF records are DNS TXT records, they can only contain up to 255 characters of information. In some situations, you might not be able to fit all your sending networks in a…