—  Superior retention and recall of sounds, jingles, and words when repeated often enough

—  Highly targeted and segmented, meaning greater, quicker impact with less waste

—  Listener pattern predictability exceeds all other media.

—  Easier to win the frequency battle

—  Absence of visual images allows radio ads to be about the listener, personally one-to-one
Car radio is a mobile media with a willing and captive audience