
If
        you market to teenagers, there's a new book that should give you some
        good insights into the teen market and how to reach teenagers. Peter Zollo
        has pulled together information from his firm's (Teenager Research
        Unlimited) twice-yearly syndicated TRU Study and qualitative-research
        studies in this updated, expanded and revised 435-page edition of Getting
        Wiser to Teens: More Insights into Marketing to Teenagers, 3rd ed.