Hi Millard,
Some Quick... But remember Smart well thoughtout marketing is the Key to Long term Success!
Purchase
www.MillardGrubb.com and your radio show domain name. At this moment they're still available.
Start Branding yourself, get a well written web Promotional Feature done ASAP. If you can't get a professional web site going, start with a well written Landing Page capturing subscriber email addresses etc.
Get those domain names and Promotions onto some Advertising Specialties. Talk to Dennis
http://www.cuttingedgeadvertising.com/ who posts on SowPubs for some ideas...
Read the following post and Apply a Few of David Frey's 1,000 Marketing Ideas, Tips and Strategies...
And get Everyone Talking about You and Your Radio Talk Show.
David Frey's got his name on this one... Definitely worth a read, watch & listen!
http://www.sowpub.com/forum/showthread.php?t=1616
And post the Link to Your Radio Talk Show in your sig file to get the ball rolling...
Best of Luck...
Phil