It all starts with how much volume do you have -- do you send more than enough emails per month to provide ISPs with enough data to decide upon a reputation for your sending IP address? Traditional guidance is that if you don't, you need to send from a shared IP environment. If you do, you can send from a dedicated IP environment (and most often should). But there's more to it than that, and my Kickbox colleague Jennifer Nespola Lantz walks you through it all over on the Kickbox blog. There is strategy to be had here. Check it out!
