|"Don't sell your hair to a wig shop" almost worked for me.|
Take this video, for example. I'm all for compassion and meaningful immigration reform, and I think the concept behind the video can be a powerful one. But the choice of main character (/narrator?) begs the question: who is this video trying to convince? Is there a surplus of conservative Justin Bieber fans I'm unaware of? Are teenage girls more susceptible to the wiles of Objectivism than the rest of us? It couldn't hurt to have at least one old white guy in the background, right?
Contrast this to people who get it at online college. It identifies the problem-texting being a detriment to grammar- explains why it matters, and points towards a solution. The last part is debatable, but being aware this is a big deal can make major headway towards a solution. Note the medium to the message. Someone did their homework, researched what people who text and spend too much time online like, and found the perfect prophets for these hard truths. Cats. Know your audience.