This email newsletter ad network was launched by List-Universe.com in April, 2000. Since then it has grown quite rapidly, as has the popularity of cost-effective email advertising. More than 1,000 email newsletters, totaling more than 106 million subscribers, are part of the Opt-Influence network. What does this mean for you? Rather than contacting email newsletters one by one to advertise, you can contract to advertise … [ Read more ]