Looking to bridge the gap between e-mail and social networking campaigns, Atlanta-based Silverpop has developed a new technology that allows recipients to post offers, promotion and other content embedded in e-mails to their Facebook, MySpace or other social network pages.

Last week, the e-mail list industry saw the biggest decline it had seen in 20 years, according to Worldata's Fall 2008 List Price Index. Permission-based e-mail business-to-business lists, the highest-priced category with an October 2008 straight average price of $293/M, took the biggest hit, with a decrease of $12/M from last year.

E-mail industry veteran Dave Lewis has joined e-mail messaging firm Message Systems at its new CMO. In his new role, Lewis will be responsible for bridging the ISP, ESP and major enterprise businesses and leading the way for new products.

We all know that e-mail is a powerful tool that allows marketers the unique ability to reach potentially millions of people with a single communication. However, to be effective, marketers need to employ cleverness in their content, relevance in their offers and a certain technical facility in the mode of transmission. Ultimately, the bottom line isn't measured by how many people you reach, but rather how many people reach back to you.

As Google touts the G1, its new mobile phone, and Nokia boasts about its soon-to-be-released answer to the iPhone, one thing is for sure: There are more options than ever for consumers to access the Web on their mobile phone.

Yesmail, an e-mail service provider and InfoGroup company, has formed a partnership with content delivery service EdgeCast Networks to deliver all of the e-mails sent through Yesmail's service.

Online publishing firm Zinio has recently launched "The read green initiative," a promotion aiming to build consumer awareness of digital magazines. It offers free digital copies of titles including Business Week, Men's Health and Elle.

Leveraging clickstream data in e-mail is shown to significantly increase ROI by delivering highly relevant messages. Observing users' online behavior, gauging their interests, and tailoring e-mail messages accordingly puts you on the path to delivering the right message to the right person at the right time.

Frequency is a big challenge for e-mail marketers. How often you should send an e-mail to get a consumer's attention and to increase response rates is delicately balanced by how much silent time you should use to give your customer a break.

One of the strongest advantages of e-mail is its ability to segment. DMNews discovers how the NFL uses e-mail to reach millions of devoted fans.