By Benjamin Hunting Targeting youthful dollars has been a sound strategy for dozens of industries, with the marketing creation of the American teenager in the 1950s giving birth to a kaleidoscope of entertainment, fashion, food and lifestyle brands catering exclusively to the country’s newest consumers. In the automotive world, things have always been a little different. New cars are expensive, often well beyond the budgets of even the hardest working high schooler or college student, which means advertising campaigns that skewed towards entry-level buyers traditionally took into account a wid…