This just makes me smile. If I had a trailer, I wouldn't have one of those posters where you fill in the states you've visited. I'd have a little mobile design trailer and fill in the letters I'd drawn. Which makes me laugh too, because I'm pretty sure over the course of my 43 years I have actually drawn all the letters, not just some of them as illustrated here. This is up in both my Society6 shop and at SmugMug. The tee version is below: