links for 2009-08-20
Aug 20, 2009
In general, URL shorteners are great tools that serve a good purpose, but spammers have abused the heck out of them to disguise their (already blacklisted) links. In response, some spam filters make a habit out of “clicking” all URLs in an email, just to follow redirects from URL shorteners, and analyze the landing page they’d take you to.
Need help optimizing your email marketing results? Get in touch!