Really, at this point just go the extra inch and add the 's.
I got bored at "S"
Ghetto Engineering at Its Finest (Saw this on the Piece of Work on the freeway)
This isn't going to work for two reasons. One, it's stupid. Two, there's no food in there.
"This was in the break room at the grocery store that I work at."
What has this country come to, where you can't casually poison a toddler at your summer job?