The Sweatpants Soldier - The industry standard in erotic attire, the sweatpants say, "Yeah; I'm the real-deal. Don't believe me? Let me just shift my weight a little..." Also likely a fan of Rick Astley. (http://minneapolis.craigslist.org/cas/915393425.html)
We sifted through (with rubber gloves) the best of the worst Craigslist Casual Encounters personal ads -- very, very personal ads (A few pics borderline NSFW).