ClickZ: What Whitelisting's Evolution Means for Marketers
Derek Harding provides a good, quick rundown of the history of whitelisting, just in time for the practice to be phased out entirely by major ISPs (more on that soon)
(via deliverability.com)
Derek Harding provides a good, quick rundown of the history of whitelisting, just in time for the practice to be phased out entirely by major ISPs (more on that soon)
(via deliverability.com)