Where does your advertising go?

I have been real curious about this lately. Where are you spending your advertising $$ for your dealership, specifically new/used sales.
Internet?
Television ads?
Mass emails?
Billboards?
Newspapers?
I-pod type advertising?
Thanks in advance,
Cain
Internet?
Television ads?
Mass emails?
Billboards?
Newspapers?
I-pod type advertising?
Thanks in advance,
Cain