Bluefly crafted an e-mail marketing pitch that included animated text and tested it to see how customers would respond. They found a 5% increase in the click-through rate for recipients of the animated version over recipients of the non-animated version.

this article made me laugh so hard :-) I love Ken Magill's comments!

Must-Read: See how a German airline created a Web 2.0 community around an email inviting members to join personalized groups. The campaign was so innovative, it walked away with an award at this year’s MarketingSherpa Email Summit.

According to a 2005 JupiterResearch study, triggered messages yield 9 times the ROI of traditional batched messages. So, the question is not whether you need to do this, but how you can get started.

Preventing complaints begins during the opt-in process. It's the official start of the relationship, and it's your best opportunity to set expectations and tell recipients exactly what they'll see in the inbox, and how often those messages will arrive.