Originally Posted by gfx3

You need a bulk mailtool with a build in smpt server that way you won't need to use your isp server to do your mailings, you send them directly from your pc to your clients. I'm also looking into this thing, lots of tools out there, some are even free. Check sites like download.com to find a tool for your needs. Just using outlook to do your mailing won't cut it. I hope other folks that are using bulk mailing tools wich they like post here what they are using.

For good software you should pay around 60 to 80$ unless you use a free tool.
There is also software to handle your opt in mailing lists.