Mark Joyner of Simpleology and the
7 Day Business Turnaround Kit uses and endorses Rick Raddatz's Instant Teleseminar service.
Instant Teleseminar is one of Xiosoft's greatest creations ever. It allows you to have 200 people on the phone and up to 2000 people listening on the web for your teleseminars.
Here is an interview with Rick Raddatz of Xiosoft talking about what separates Instant Teleseminar from all the rest.
[video]http://www.youtube.com/watch?v=iDlrqFyQ7S0[/video]
Definitely check out Instant Teleseminar
.. You won't regret it.