If you’ve ever participated in a walk-a-thon, bake sale, or park clean up, then the odds are pretty good that you received a custom tee for your effort, one with the details of the event and why the event was held. Most people take these custom tees at face value, but have you ever thought about the logic behind them? It’s one thing to get them every now and then, but why is it that every event seems to have custom tees to give away? Believe it or not, there is a method to the apparel madness. Spread Awareness. The…