"My favorite was the Contac cold capsule commercial E.G. Marshall did. 
Here's a question: Do old CBSRMT commercials affect your purchasing choices today? Do you find yourself buying Special K, Budweiser Beer, Contac, 7UP,  maybe even a Buick?  
A marketing person should probably look into this. I hate current commercials; I blitz through them with the DVR. But I will watch 70's commercials for longer than I'm willing to admit. "