The front of the sign says "PERJURY", "FELONY", and "FIRE CEO YBERATRE*" with the famous Obama/Joker picture in the middle. The back of the sign says something along the lines of, "Watch out, Terrorists Ahead!" The front of the sandwich board says "VGG* DISCRIMINATES AGAINST AMERICANS!" And the back of the board implies our company should "DEPORT" all H-1B visa holders.
The really, really ridiculous thing is that we have no foreign nationals in this building, let alone H-1B holders. We have very particular rules about who is allowed in the building, and when foreign nationals are in, we are all alerted and must not discuss business in hallways, and so forth.
I'm not annoyed by him, as he's providing exactly no nuisance, but I am amused at the lack of research he did, and I wonder what corner he came from. My coworkers theorize he applied for a job here and was turned down. They also joked it was a recently (well, actually about a year ago) laid-off mutual coworker, but it's not.
* All identifying marks have been ROT-13 encoded for Google-protection.